Underground Tunnel

Interceptor Tunnel at Deep In The Night Light in Chicago in in Chicago, Illinois, United States

Interceptor Tunnel at Deep In The Night Light in Chicago

Fujifilm X-T5 · in Chicago, Illinois, United States

 Chicago Evening Blue Hour Subway Tunnel Portal Retaining Wall Patched Concrete and Warning Placards in in Chicago, Illinois, United States

Chicago Evening Blue Hour Subway Tunnel Portal Retaining Wall Patched Concrete and Warning Placards

Canon EOS 7D Mark II · in Chicago, Illinois, United States

 Interceptor Tunnel in Los Angeles at Midnight Light in in Los Angeles, California, United States

Interceptor Tunnel in Los Angeles at Midnight Light

Leica MP · in Los Angeles, California, United States

 Pipeline Trench Under Red Road at Twilight in at a canal lock chamber in the Rift Valley

Pipeline Trench Under Red Road at Twilight

Nikon D3 · at a canal lock chamber in the Rift Valley

 Deep Night Sewage Interceptor Tunnel Under Harsh Work Lights in New York City in in New York, New York, United States

Deep Night Sewage Interceptor Tunnel Under Harsh Work Lights in New York City

iPhone 15 Pro · in New York, New York, United States

 Midnight Light on Tunnel Sump in San Diego in in San Diego, California, United States

Midnight Light on Tunnel Sump in San Diego

OM System OM-5 · in San Diego, California, United States

 Nature Reclaims Tunnel Brick Roots Zhejiang Fog in in Zhejiang

Nature Reclaims Tunnel Brick Roots Zhejiang Fog

Leica MP · in Zhejiang

 Ancient Tunnel Mouth Reclaimed by Roots in Aqaba in near Aqaba

Ancient Tunnel Mouth Reclaimed by Roots in Aqaba

Zorki 2 · near Aqaba

 Service Tunnel Cable Splice Under Bridge Bundi in under a cable-stayed bridge span near Bundi

Service Tunnel Cable Splice Under Bridge Bundi

Nikon FM2 · under a cable-stayed bridge span near Bundi

 Bristol Canal Tunnel at Indigo Twilight After Sunset in in Bristol, United Kingdom

Bristol Canal Tunnel at Indigo Twilight After Sunset

Canon EOS-1D X Mark III · in Bristol, United Kingdom

 Green Tunnel Under Western Australia Bridge in under a cable-stayed bridge span in Western Australia

Green Tunnel Under Western Australia Bridge

Google Pixel 7 Pro · under a cable-stayed bridge span in Western Australia

 Abandoned Railway Tunnel Dutch Stone Arch in beneath a broken stone arch in Netherlands

Abandoned Railway Tunnel Dutch Stone Arch

Nikon FM10 · beneath a broken stone arch in Netherlands

 Red Rock Tunnel Portal Blue Evening Rain in beneath transmission towers in Pereira

Red Rock Tunnel Portal Blue Evening Rain

Nikon Z 6 II · beneath transmission towers in Pereira

 Red Rock Tunnel Portal Along Victoria Levee in along a levee path above floodwater in Victoria

Red Rock Tunnel Portal Along Victoria Levee

Canon EOS 90D · along a levee path above floodwater in Victoria

 Green Tunnel Under Lagos Bridge with Water Reflections in under a cable-stayed bridge span in Lagos Island, Lagos

Green Tunnel Under Lagos Bridge with Water Reflections

Samsung Galaxy S23+ · under a cable-stayed bridge span in Lagos Island, Lagos

 Snow Tunnel Portal Blue Light Yellowknife in beside a storm surge barrier near Yellowknife

Snow Tunnel Portal Blue Light Yellowknife

Nikon D70 · beside a storm surge barrier near Yellowknife

 Stockholm Sweden Early Afternoon Canal Tunnel Narrowboat Brick Archway Water Reflection in in Stockholm, Sweden

Stockholm Sweden Early Afternoon Canal Tunnel Narrowboat Brick Archway Water Reflection

Nikon FE2 · in Stockholm, Sweden

 Canal Lock Tunnel Portal Breathing Winter Air in at a canal lock chamber near Pokhara

Canal Lock Tunnel Portal Breathing Winter Air

Panasonic Lumix DC-GH5 · at a canal lock chamber near Pokhara

 Pipeline Trench Beneath Red Dirt Road at Dusk in beneath transmission towers near Los Angeles

Pipeline Trench Beneath Red Dirt Road at Dusk

Panasonic Lumix DC-S1 · beneath transmission towers near Los Angeles

 Stockholm Evening Blue Hour Narrowboat Passing Through Brick Canal Tunnel in in Stockholm, Sweden

Stockholm Evening Blue Hour Narrowboat Passing Through Brick Canal Tunnel

Canon EOS 750D · in Stockholm, Sweden

 Starlight Through Abandoned Railway Tunnel Ruins in among toppled columns and nettles near Puerto Vallarta

Starlight Through Abandoned Railway Tunnel Ruins

Sony a9 II · among toppled columns and nettles near Puerto Vallarta

 Chicago Noon Service Tunnel Sump Reflecting Pipework and Blinking Indicators in in Chicago, Illinois, United States

Chicago Noon Service Tunnel Sump Reflecting Pipework and Blinking Indicators

Nikon FE · in Chicago, Illinois, United States

 Sewage Tunnel Under Transmission Towers Pernambuco in beneath transmission towers in Pernambuco

Sewage Tunnel Under Transmission Towers Pernambuco

Samsung Galaxy S25 Ultra · beneath transmission towers in Pernambuco

 Tunnel Portal Breathing Cold Air Night Levee in along a levee path above floodwater in Himachal Pradesh

Tunnel Portal Breathing Cold Air Night Levee

Sony Xperia 1 VI · along a levee path above floodwater in Himachal Pradesh

 Nighttime Service Tunnel Reflections and Blinking Indicators in Milan Italy in in Milan, Italy

Nighttime Service Tunnel Reflections and Blinking Indicators in Milan Italy

Google Pixel 9 Pro XL · in Milan, Italy

 Budapest Night Sewage Interceptor Tunnel Construction with Worker and Trowel Under Harsh Work Lights in in Budapest, Hungary

Budapest Night Sewage Interceptor Tunnel Construction with Worker and Trowel Under Harsh Work Lights

Canon EOS 90D · in Budapest, Hungary

 Halifax Interceptor Tunnel at The Predawn Darkness Light in in Halifax, Nova Scotia, Canada

Halifax Interceptor Tunnel at The Predawn Darkness Light

Samsung Galaxy S21+ · in Halifax, Nova Scotia, Canada

 Tunnel City in New York at Nautical Dawn Light in in New York, New York, United States

Tunnel City in New York at Nautical Dawn Light

Samsung Galaxy S25 Ultra · in New York, New York, United States

 Abandoned Tunnel with Dripping Water and Ivy in beside ivy-draped masonry near Santiago de Veraguas

Abandoned Tunnel with Dripping Water and Ivy

iPhone 11 Pro · beside ivy-draped masonry near Santiago de Veraguas

 Brick Tunnel at Blue Hour in Liverpool in in Liverpool, United Kingdom

Brick Tunnel at Blue Hour in Liverpool

Samsung Galaxy S21 · in Liverpool, United Kingdom

 Winter Twilight in Abandoned Welsh Stone Tunnel in beneath a broken stone arch in Wales

Winter Twilight in Abandoned Welsh Stone Tunnel

Leica R3 · beneath a broken stone arch in Wales

 Wellington New Zealand Service Tunnel Sump Reflecting Pipework and Blinking Indicators Before Sunrise in in Wellington, New Zealand

Wellington New Zealand Service Tunnel Sump Reflecting Pipework and Blinking Indicators Before Sunrise

Google Pixel 5 · in Wellington, New Zealand

 Military Bunker Entrance Mexico City Lights in in an armored vehicle bay in Mexico

Military Bunker Entrance Mexico City Lights

Canon EOS R50 · in an armored vehicle bay in Mexico

 Midday View of Brick Canal Tunnel and Narrowboat in London United Kingdom in in London, United Kingdom

Midday View of Brick Canal Tunnel and Narrowboat in London United Kingdom

Leica II · in London, United Kingdom

 Ivy Covered Storm Drain Tunnel Under Monsoon Light in along a levee path above floodwater in Kelowna

Ivy Covered Storm Drain Tunnel Under Monsoon Light

Leica II · along a levee path above floodwater in Kelowna

 Tunnel Portal in Red Rock Florida Winter Afternoon in beneath transmission towers in Florida

Tunnel Portal in Red Rock Florida Winter Afternoon

Huawei Mate 60 Pro · beneath transmission towers in Florida

 Midnight London Service Tunnel Sump Reflecting Blinking Indicators and Grease Sheen in in London, United Kingdom

Midnight London Service Tunnel Sump Reflecting Blinking Indicators and Grease Sheen

Nikon D300 · in London, United Kingdom

 Halifax Tunnel Portal at The Deepest Night Sky Light in in Halifax, Nova Scotia, Canada

Halifax Tunnel Portal at The Deepest Night Sky Light

iPhone 12 Pro · in Halifax, Nova Scotia, Canada

 Rainy Evening Light in Abandoned Tunnel in near El Alto, La Paz

Rainy Evening Light in Abandoned Tunnel

Fujifilm X-E4 · near El Alto, La Paz

 Rainy Blue Hour Tunnel Amidst Ruins in among toppled columns and nettles in Netherlands

Rainy Blue Hour Tunnel Amidst Ruins

Sony a7R IV · among toppled columns and nettles in Netherlands