Steel Rails

Steel Mill Rail Yard with Frost in Tea Hall

iPhone 14 Pro Max · inside a tea-processing hall in Chetumal

Steel Mill Rail Yard with Frost and Dust in Arkansas

Sony a7 III · inside a packing hall with stainless conveyors in Arkansas

Ice Crystal on Steel Railing Blue Hour

Sony a9 II · against woven linen fibers in Stockholm

Ice Crystal on Steel Railing in Murmansk

Leica I · along a frost-edged windowpane near Murmansk

Frosty Steel Rail Cars in Egyptian Tea Hall

Hasselblad X1D · inside a tea-processing hall in Egypt

Steel Signal Gantry Over Rails in Serbian River Fog

Canon EOS R1 · beside a storm surge barrier in Serbia

Stainless Steel Ear Hook Rail Blue Hour Garoua

Canon T90 · inside an adoption room near Garoua

Night Rail Yard Frost Steel Mill Langkawi

Leica M4 · inside a packing hall with stainless conveyors in Langkawi

Dust and Steel Insulation Knife Pouch Rail Delhi

Zorki 5 · on a workshop shelf near Delhi

Climbing Gym Lap Counter Rail Winter Afternoon

Sony a7S II · inside a climbing gym warmup zone in Şanlıurfa

Tint Timer Clipboard on Vanity Rail

Canon EOS 5D Mark II · in a beauty supply area under white LEDs in Gurgaon

Forklift Checklist Rail in Namangan Warehouse Aisle

Nikon FE2 · inside a warehouse aisle near Namangan

Spring Light on Dock Rail Sarona Tel Aviv

4x5 RB Auto Graflex · at a fulfillment packing station in Sarona, Tel Aviv

Chemical Gear Rail on Naval Deck at Sunset

OM System OM-3 · on a naval deck in rough wind near Patna

Feedlot Sorting Rail Under Starlight

Canon EOS 5D · along a feedlot lane in Chugoku

Rehab Stair Gait Belt Rail Autumn Light

Sony ZV-1 · inside a recovery area with treatment stations aligned near Strasbourg

Winter Feedlot Sorting Rail Turkmenistan

Fujifilm GFX100S · at a stockyard loading ramp in Turkmenistan

Honeyed Evening Grooming Bay Hook Rail

iPhone 12 Pro Max · inside a grooming bay in Ottawa

Rajkot Seafood Glaze Rail Wet Season Reset

Nikon FG-20 · beside a seasonal endcap near the sales floor in Rajkot

Clinic Chaperone Badge Rail Beijing Winter Evening

Huawei Mate 60 Pro · inside a clinic exam room near Beijing

Dual Sun Workout Landing with Equipment

Leica M1 · along a turf bootcamp lane outside the gym near Trabzon

Surreal Sled Harness Rail in Tripoli Gym Twilight

Google Pixel 6 · at a gym check-in desk in Tripoli

Giant Mushrooms and Ice Crystals in Vancouver Night

iPhone 8 · on salt crystals along a pan rim in Chinatown, Vancouver

Safety Harness Rack Noon Construction Deck

Leica Q · on an active construction deck in the Balearic Islands

Neon Lit Menswear Rail in Mansoura Studio

Asahi Pentax S · inside a minimalist showroom in Mansoura

Coal Mine Entrance Tracks Near Algiers Steel

iPhone 14 Pro Max · beside exposed structural steel near Algiers

Venice Pharmacy Fridge Rail with Privacy Film

Google Pixel 9 Pro · in a surgical prep area in Venice

Neon Reflected Fish Net Rail in Srivijayapuram Adoption Room

Fujifilm X-T30 · inside an adoption room in Srivijayapuram

Rain soaked overpass railing glowing city below Bukit Bintang

Samsung Galaxy S20 Ultra · at a tram stop in Bukit Bintang, Kuala Lumpur

Rainy Golden Hour Over Kasulu City Railing

4x5 RB Auto Graflex · along a shuttered arcade in Kasulu

Cairo Fulfillment Center Eyewash Tag Rail

Canon EOS D30 · inside a fulfillment packing zone in City of the Dead, Cairo

Winter Branding Chute Czech Feedlot Dawn

Nikon Z f · along a feedlot lane in Czech Republic

Winter Dawn Pasture Gate Chain Rail

Kiev 88 · near a windbreak and water trough in United Kingdom

PT Belt Hook Rail on Naval Deck Midday

Nikon FE · on a naval deck in rough wind in Uttar Pradesh

Pharmacy Fridge Tag Rail in Newtown Clinic

Olympus XA · inside a clinic exam room in Newtown, Sydney

Jungle Overgrowth Silhouette in Spin Studio

Yashica MAT-124G · inside a spin studio under class lights near Banff

Chemical Gear Rail on Delft Parade Ground Dawn

Nikon D500 · on a parade ground in Delft

Wheelchair Cup in Golden Plymouth Lobby Light

Minox 8x11 · in a quiet guest corridor in Plymouth

Blue Hour Monorail Over Ibadan River

Samsung Galaxy S22 · near Ibadan

Snowmobile at Frozen River Dawn Oslo

Canon EOS 500D · beside a fogbound harbor mouth near Oslo

Rooftop Bar Service Station Before Opening

Google Pixel 9 Pro XL · inside a breakfast room before opening near Potala, Lhasa

Dawn Safety Rail Turkmenistan Construction Site

Canon EOS R8 · along a scaffolded facade in Turkmenistan

Predawn Dog Wash Hook Rail Hyderabad Wet Season

Nikon D500 · at a self-serve dog wash station in Hyderabad

Twilight Gate Chain Rail Monsoon Corral Ghana

Voigtlander Bessa R · inside a ranch corral in Ghana

Signal Gantry Over Rails in River Fog

Fujifilm X-H2 · at a canal lock chamber in Bremen

Dog Life Jacket Drying Rail Zagreb Grooming Bay

Olympus OM-2 · inside a grooming bay in Zagreb

Bird on Diet Rail in Evening Kennel Corridor

iPhone 15 · inside a fish bagging counter zone near Houston

Evening Pet Wash Hook Rail Liverpool

iPhone 13 mini · at a self-serve dog wash station in Liverpool

Koi Net Hook Rail at Sunset

iPhone 15 · inside a fish bagging counter zone near Reno

Predawn Firelight Kennel Treat Rail

Panasonic Lumix DMC-G1 · in a boarding kennel corridor near Shiraz

Sweaty Sauna Ladle Hook Rail Delhi Gym Night

Speed Graphic · inside a climbing gym warmup zone in Delhi

Canine Life Jacket Rinse Rail Twilight Tripoli

OnePlus 12 · inside a fish bagging counter zone near Tripoli

PT Belt Hook Rail at Colorado Checkpoint

Fujifilm GFX100 II · at a checkpoint lane in Colorado

Twilight Ski Valet Rail in Cuauhtémoc Drizzle

Minox 8x11 · along a hotel drop-off lane with polished carts lined up in Cuauhtémoc

Feedlot Sorting Rail Hook in Equatorial Guinea Ranch

Sony Cyber-shot DSC-RX100 · inside a ranch corral in Equatorial Guinea

Winter Delivery Ticket Rail Under Montana Crane

Canon EOS R50 · beneath a tower crane on open ground in Montana

Grease Smears on Brake Lock Rail

Nikon D70 · inside a dispatch office above the dock in Monywa

Wadi Water Flowing on Dubai Pier Railing

Nikon FG-20 · on a pier railing in Downtown, Dubai

Forklift Checklist Rail at Qingdao Sorting Belt

Google Pixel 5 · at a parcel sorting belt in Qingdao

Hearing Booth Headphone Rail Winter Setup

Kiev 88 · inside a rehab gym prepared for the first patients near San Jose Costa Rica

Kennel Key Rail Night Service Battambang

Sony a7 IV · in a boarding kennel corridor near Battambang

Amber Signal Heads Glowing on Rails

Huawei P60 Pro · under a cable-stayed bridge span in Suriname

Rooftop Bar Service Rail Before Dawn

Sony a7CR · inside a spa reception near Yaritagua

Golden Hour Rehab Rail with Condensation

iPhone 14 · inside a recovery area with treatment stations aligned in Visakhapatnam

Slag Cars and Frost in Hsinchu Tea Hall

Leica Q · inside a tea-processing hall in Hsinchu

Omdurman Brick Warehouse After Rain at Rail Yard

Nikon D100 · at a rail yard near Omdurman

Bird Perch Bench in Winter Night Grooming Bay

Sony a7 II · inside a grooming bay near Ajloun

Predawn Signal Gantry Over Rails in River Fog

Minolta Maxxum 7000 AF · along a dam spillway in Andalusia

Salon Apron Rail Bandirma Afternoon Skylight

Nikon FE2 · at a salon reception counter in Bandırma

Grooming Bay Clip Rail Before Rainy Season Intake

iPhone 16 Plus · inside a grooming bay near Myeik

Rustic Gate Rail with Straw Drift at South Carolina Stockyard

Voigtlander Bessa R · at a stockyard loading ramp in South Carolina

Medical Charging Rail with Privacy Glass

Leica III · inside a hospital corridor near Idanre

Amber Dusk Light on Looms in Izmir Packing Hall

Canon EOS 90D · inside a packing hall with stainless conveyors in Izmir

Fish Net Hook Rail in Adoption Room Ar Ramtha

Canon DIGITAL IXUS · inside an adoption room near Ar Ramtha

Salon Hook Rail Vanity Reflection Khartoum

Canon EOS 7D Mark II · inside a skincare treatment room in Khartoum

Welding Shop Blue Arc Light Steel Plates Noon

Canon EOS R6 · at a rail yard near Surat

Bridge Maintenance Cradle in Amber Belgian Sunset

Nikon Z 9 · along a bridge maintenance walkway in Belgium

Tibetan Cattle Chute in Amber Evening Light

Canon EOS RP · in a stable aisle in Tibet

Lift Plan Clipboard on Barkhor Construction Deck

Nikon Z 9 · on an active construction deck in Barkhor, Lhasa

Golden Hour Military Clipboard at Quito Checkpoint

iPhone 16 · at a checkpoint lane in Quito

Frost Rimed Observatory Catwalk Over Valley Fog

Nikon F80 · at a remote field station in Bolivia

Mauritanian Parachute Rigging Rail at Dawn

Leica III · on a parade ground in Mauritania

Dog on Diet Rail in Culiacan Wash Station Sunset

iPhone 11 Pro · at a self-serve dog wash station in Culiacán

Kennel Key Tags on Rail in Mosul Fish Bagging Room

Nikon D1 · inside a fish bagging counter zone in Mosul

Warehouse Clipboard Rail with Safety Cues

Canon DIGITAL IXUS · inside a cross-dock lane in Benin City

Rain Beading on Overpass Rail in Lubumbashi Evening

Sony Alpha 900 · outside a corner cafe in Lubumbashi

Dawn light on parachute hook rail at Austrian checkpoint

Canon DIGITAL IXUS · at a checkpoint lane in Austria

Sled Harness Rail in Kaolack Gym Twilight

Zorki 3S · inside a climbing gym warmup zone in Kaolack

Rain Soaked Railing Over Mumbai Metro Predawn

Canon EOS R7 · outside a metro entrance in Mumbai

Morning Mist on Construction Deck Philippines

Nikon Z 5 · on an active construction deck in Philippines

Winter Dawn Hook Rail Pasture Gate Liguria

Olympus OM-4 Ti · inside a ranch corral in Liguria

Amber Sunset Light on Rehab Gait Belt Rail

Fujifilm X-S20 · inside a recovery area with treatment stations aligned in Yazd

Blue Hour Pet Wash Rail in Hyderabad Grooming Bay

Mamiya 6 · inside a grooming bay in Hyderabad

Pet Store Grooming Rail with Afternoon Light

Fujifilm X-T30 · inside a pet store aisle in Kingston

Nighttime Medical Hearing Booth Rail in Queenstown Corridor

Canon EOS 5D Mark IV · along a therapy corridor with organized equipment in Queenstown

Construction Ticket Clip Rail Under Tower Crane Dawn

Olympus OM-2 · beneath a tower crane on open ground near Surat

Redline Tube Rack on Pier Railing

Sony Alpha 33 · on a pier railing near Niagara Falls

Canine Life Jacket Rinse Rail in Tunis

Sony a9 III · inside a fish bagging counter zone in Bab El Bhar, Tunis

Brewery Tanks in Welding Bay Twilight

Sony Xperia 1 V · in a welding bay near Meerut

Silent Fitness Sled Track Before Dawn

Casio QV-10 · inside a strength room in Guangzhou

Bird on Diet Card Rail in Can Tho Room

Samsung Galaxy S24 Ultra · inside an adoption room in Can Tho

Steel Truss Bridge Casts Shadows on Sicilian River

Fujifilm X100S · beside a bridge pier above moving water in Sicily

Bird on Diet Rail in Marina Dubai Grooming Bay

OM System OM-1 Mark II · inside a grooming bay in Marina, Dubai

Rain Glint on Mine Rails Autumn North Korea

Fujifilm X-T4 · along a vine-choked corridor in North Korea

Seafood Glaze Rail in Retalhuleu Retail Reset

Nikon D500 · inside a retail floor display area in Retalhuleu

Pet Wash Apron Hook Rail Sunset Glow

Canon F-1 · inside a fish bagging counter zone in Houston

Fresh Seafood Rail Reset in Taiyuan Store

Hasselblad 500C/M · along a front-of-store display run in Taiyuan

Sauna Ladle Rail Under Golden Recovery Light

Pentax LX · at a gym check-in desk near Marolles, Brussels

Pet Wash Apron Rail Before Opening in Campo Grande

Sony a6600 · inside an adoption room in Campo Grande

Dog Raincoat Sizing Rail Before Intake in Florianopolis

iPhone SE (2022) · inside a fish bagging counter zone in Florianopolis

Amber Light on Fitness Room Whiteboard Rail

Nikon D3 · inside a strength room in Morogoro

Bird on Diet Card Rail in Late Afternoon Light

Rollei A110 · inside a fish bagging counter zone near Ekibastuz

Overpass Interchange Above Wet Freight Yard

Sony a99 II · beside a storm surge barrier in New Jersey

Rain Beads on Steel Guardrail Over Maradi Street

Nikon Z 5 · along a market-lined side street in Maradi

Grease Smears on Brake Keyring Rail in Mogadishu Warehouse

Leica MP · inside a warehouse aisle in Mogadishu

Parachute Rigging Rail on Naval Deck at Dawn

Leica I · on a naval deck in rough wind in Karachi

Rack Railway Ferry Haze Morning Jamaica

Panasonic Lumix DC-GH5 · across a remote ferry crossing in Jamaica

Symmetrical Canal Lock Bridge Under Noon Sun

Fujifilm X-H2 · beneath transmission towers near Sydney

Blue Dawn Safety Harness Rail Construction Site

Samsung Galaxy S9+ · at a muddy site access road in Connecticut

Seafood Glaze Rail Reset in Xiamen Store

Rollei 35 · inside a storefront display zone in Xiamen

PT Belt Rail Along Sri Lankan Airbase Flight Line

Nikon D4 · along an airbase flight line in Sri Lanka

Train Silhouette on Zhengzhou Causeway at Dusk

Nikon D3X · on a wind-open causeway near Zhengzhou

Train Tracks Ferry Crossing Chengdu Evening Light

Sony a6300 · across a remote ferry crossing near Kuanzhai Alley, Chengdu

Bronze Bell Polished in Jakarta Rail Yard

Google Pixel 7 · at a rail yard near Jakarta

Pharmacy Fridge Seal Tag Rail in Cape Town Surgical Prep

Sony a9 III · in a surgical prep area near Sea Point, Cape Town

Safety Harness Rail in Hamburg Dawn Light

Sony a6400 · along a scaffolded facade in Hamburg

Golden Hour Dog Sizing Rail in Chihuahua Bay

Sony a7C II · inside a grooming bay in Chihuahua

Dog Treat Pouch Hook Rail Dawn Light

Voigtlander Bessa R · inside a grooming bay in Łódź

Salon Hook Rail with Product Residue in Gaya

Canon F-1 · inside a skincare treatment room in Gaya

Nablus Packing Station Clipboard Rail in Evening Light

Kodak Brownie Number 2 · at a fulfillment packing station in Nablus

Rust on Ridge Sunset Oaxaca Roller Coaster

Canon EOS R6 Mark II · on a wind-scoured ridge near Oaxaca

Doha Construction Ticket Rail Dawn Light

Nikon F80 · inside a taped-off excavation edge near Doha

Koi Sock Net Hook Rail at Podgorica Dog Wash

Nikon Z 8 · at a self-serve dog wash station in Podgorica

Parachute Rigging Rail at Dawn in Tehran

Canon EOS 90D · beside a convoy halt on open ground in Darakeh, Tehran

Parakeet Tag Rail at Quebec Dog Wash Before Dusk

Canon EOS R7 · at a self-serve dog wash station near Quebec City

Foster Carrier Cleaning Tag Rail Dog Wash Station

Fujifilm GFX100S II · at a self-serve dog wash station in Mashhad

Scooter convoy crossing alpine ferry in blue evening light

Fujifilm X-H2S · across a remote ferry crossing in Austria

Wuhan Fitting Room Knife Rail Waterfall

Sony Alpha 33 · inside a fitting room corridor in Wuhan

Dawn Light on Kennel Key Tags

Pentax K-70 · inside a grooming bay near Kazimierz, Krakow

Safety Harness Rail at Dawn in Ecuador Construction Site

Voigtlander Bessa R · inside a taped-off excavation edge in Ecuador

Canine Life Jacket Rinse Rail Sunset Light

FED 1 · at a self-serve dog wash station in Almaty

Newsstand Under Rail Overpass in Mwanza Noon

Nikon Z 6 II · along a shuttered arcade in Mwanza

Abandoned Rail Bridge Trees Blue Evening Light Valencia

Canon EOS 300D · inside a roofless nave near Valencia

Sow Foster Card Rail in Rainy Blue Hour

iPhone 8 Plus · along a feedlot lane in Comoros

Deli Ticket Rail Before Opening in Les Cayes

iPhone 13 mini · inside a bright retail aisle in Les Cayes

Honeyed Evening Grooming Rail in Hanoi Kennel

Olympus OM-D E-M5 · in a boarding kennel corridor in Long Bien, Hanoi

Warehouse Manifest Rail with Scanning Cues

Sony Xperia 1 VI · at a parcel sorting belt in New York

Tint Timer Clipboard on Salon Counter

iPhone 12 Pro · at a salon reception counter in Baqubah

Canine Life Jacket Rinse Rail Beijing Autumn

Olympus OM-10 · inside an adoption room near Gulou, Beijing

Canine Life Jacket Rinse Rail Indoor Counter

iPhone 12 Pro · inside a fish bagging counter zone in Can Tho

Caucasian Shepherd on Winter Porch in Amman

iPhone 12 Pro Max · on a shaded front porch with boards, railings, and eye-level framing near Amman

Amber Light on Rehab Stair Rail Hook

Nikon Z 7 · inside a rehabilitation therapy room in Abeokuta

Mail Cages and Route Sacks in Labé Cross-Dock

Canon New F-1 · inside a cross-dock lane in Labé

Sled Harness Rail Under Soft White Light

Leica III · inside a recovery lounge beside foam rollers in Yokohama

Golden Hour Radio Charger Rail in Faisalabad Fitting Room

Sony a6400 · inside a fitting room corridor in Faisalabad

Tokyo Grooming Bay Intake Rail Late Afternoon

Leica Q · inside a grooming bay in Tokyo

Pharmacy Fridge Seal Tag Rail Mombasa

Zorki 5 · inside an imaging suite near Mombasa

Signal Gantry Looms Over Rails in Bulgarian Fog

Nikon F3 · beneath transmission towers in Bulgaria

Twilight Rail Station Hall Over Narrow Canal Near Osaka

Canon DIGITAL IXUS · near Osaka

Glowing Glass Annealing Line at Finnish Rail Yard

Olympus OM-D E-M5 Mark II · at a rail yard near Helsinki

Ski Valet Tag Rail Drying Midday Bogota

Nikon FM · at a curbside valet stand outside a hotel entrance in Bogota

Amazon Retail Knife Rail Sunset Stockroom

Speed Graphic · inside a stockroom behind the sales floor in Manaus

Lash Shampoo Rail in North Light

Pentax K-70 · inside a nail studio near Białystok

Moscow Surgical Prep Pulse Ox Charging Rail

Sony a6500 · in a surgical prep area in Moscow

Guinea Heating Corridor Under Bridge

Nikon D7200 · under a cable-stayed bridge span in Guinea

Roman Aqueduct on Missouri Overpass in Winter Sun Shower

Canon Pellix · across a windy overpass interchange in Missouri

Welding Rig in Winter Packing Hall Sunset

Nikon F4 · inside a packing hall with stainless conveyors in Iowa

Dog Treat Rail Noon Light in Kennel

Nikon Z 8 · in a boarding kennel corridor near Körfez

Amazon Rail Freight Yard Tank Cars

Fujifilm X-T4 · along a switchback approach in the Amazon

Parachute Rigging Rail at Dawn in Bathinda Mist

Canon EOS R100 · on a parade ground near Bathinda

Rehab Gait Belt Rail Hook Station

Minolta SR-T 101 · inside a rehabilitation therapy room in Lower Hutt

Mortar Tube Cleaning Table in Dappled Light

Nikon FE · at a checkpoint lane near Changsha

Spillway Bridge Warning Rails After Rain

Nikon FA · along a bridge maintenance walkway near Labé

Kennel Key Tags Sunset Light Daejeon

Nikon F5 · in a boarding kennel corridor in Daejeon

Night Lock Under Bridge with Floating Fruit

Canon EOS R6 Mark II · under a cable-stayed bridge span in Kala Ghoda, Mumbai

Logistics Binder Audit Dispatch Office Redfern Sydney

Minolta SR-T 101 · inside a dispatch office above the dock in Redfern, Sydney

Construction Hoist Landing at Sunset in North Macedonia

Sony Cyber-shot DSC-RX100 Mark II · beside a framed building shell in North Macedonia

Rain-Soaked Military Obstacle Wall at Bouake Checkpoint

Huawei P60 Pro · at a checkpoint lane near Bouake

Steam Rising from Pipe Trench on Punta Overpass

Leica I · across a windy overpass interchange in Punta del Este

Twilight Overpass Above Wet Steel Freight Yard

iPhone XS · across a windy overpass interchange in Sichuan

Empty Pallet Broker Rate Sheet at Busan Rail Yard

Fujifilm X-Pro3 · at a rail yard near Busan

Ruined Sugar Mill Amidst Tall Grass in Antsirabe

iPhone SE (2020) · inside a packing hall with stainless conveyors in Antsirabe

Twilight Rail Station Hall Canal Reflections Mumbai

Nikon F80 · near Mumbai

Veneer Sheets Peeling from Lathe at Tabriz Rail Yard

Nikon F80 · at a rail yard near Tabriz

Steam Train Wheat Field Sunrise Belgium

Samsung Galaxy S23 Ultra · across a remote ferry crossing in Belgium

Dawn Light on Medical Test Strip in Jhansi Corridor

Sony a1 · inside a hospital corridor near Jhansi

Foundry Sand Molds in Rail Yard Light

Sony ZV-1 · at a rail yard near Košice

Lock Keeper Walkway Over Steel Gates Munich

Sony a99 II · along a levee path above floodwater near Englischer Garten, Munich

Pet Wash Apron Hooks in Barcelona Counter

Sony a1 II · inside a fish bagging counter zone in Gracia, Barcelona

Snow Framed Tunnel Portal Sapporo Overpass

Leica M10 · across a windy overpass interchange near Sapporo

Indigo Twilight Rate Sheet on Rail Yard Dock

Mamiya 7 · at a rail yard near Yeumbeul Nord

Autumn Light in Dushanbe Balers

Sony NEX-7 · inside a chilled distribution bay near Dushanbe

Dairy Cattle Silhouette at Finnish Dawn

Panasonic Lumix DMC-GH1 · at a stockyard loading ramp in Finland

Naval Trench Exercise Under Dawn Starlight

4x5 RB Auto Graflex · on a naval deck in rough wind in Australia

Polished Brass Ship Bell on Ferry Bridge

Google Pixel 6 Pro · across a remote ferry crossing near Holesovice, Prague

Molten Copper Rivers in Keur Massar Sud Smelter

Canon EOS 700D · on a factory floor near Keur Massar Sud

Empty Logistics Binder Drawer in Valencia Candlelight

Google Pixel 5 · at a fulfillment packing station in Valencia

Rain-Soaked Streetwear Layers on Beijing Tailoring Table

Leica Standard · at a tailoring table strewn with chalk and shears in Beijing

Red Sunset Over Nanchang Power Plant Smokestack

Sony Cyber-shot DSC-RX100 Mark II · at a rail yard near Nanchang

Steel Viaduct Over Terraced Hills at Night

Fujifilm X-H2 · under a viaduct of steel and concrete near Tétouan