Limestone Escarpment

Aerial Limestone Karst Irrigation Geometry Kismayo in high above irrigation geometry near Kismayo

Aerial Limestone Karst Irrigation Geometry Kismayo

Canon EOS 5D Mark II · high above irrigation geometry near Kismayo

 Blue Hour Cave Stalactites Floodplain Asheville in across a floodplain after rain near Asheville

Blue Hour Cave Stalactites Floodplain Asheville

Fujifilm X-Pro1 · across a floodplain after rain near Asheville

 Limestone Karst Tower Rising from Jungle Mist at Twilight in along a wave-cut shoreline near Walled City, Cartagena

Limestone Karst Tower Rising from Jungle Mist at Twilight

Speed Graphic · along a wave-cut shoreline near Walled City, Cartagena

 Lime Kiln Stone Wall Sunset Kassala in on a quarry ledge near Kassala

Lime Kiln Stone Wall Sunset Kassala

FED 1 · on a quarry ledge near Kassala

 Limestone Karst Tower Rises Through Morning Mist in from a ridge above layered foothills in the Balearic Islands

Limestone Karst Tower Rises Through Morning Mist

Panasonic Lumix DMC-GF1 · from a ridge above layered foothills in the Balearic Islands

 Layered Limestone Pancake Rock Twilight in on a stone ledge near Paris

Layered Limestone Pancake Rock Twilight

Canon EOS R3 · on a stone ledge near Paris

 Map Lichen on Salt Spray Cliff Edge South Africa in along a salt-sprayed cliff edge in South Africa

Map Lichen on Salt Spray Cliff Edge South Africa

Sony ZV-1 · along a salt-sprayed cliff edge in South Africa

 Dripping Stalactite in Burgundy Winter Valley in across a wide valley floor in Burgundy

Dripping Stalactite in Burgundy Winter Valley

Pentax K-7 · across a wide valley floor in Burgundy

 Midnight Limestone Quarry Road Under Magenta Sky in across an active works site near Izmir

Midnight Limestone Quarry Road Under Magenta Sky

Samsung Galaxy Note 10+ · across an active works site near Izmir

 Karst Towers in Kenyan Valley Mist in across a wide valley floor in Kenya

Karst Towers in Kenyan Valley Mist

Leica M6 · across a wide valley floor in Kenya

 Limestone Karst Tower Rising From Mist in across a floodplain after rain near Johannesburg

Limestone Karst Tower Rising From Mist

Nikon Z 8 · across a floodplain after rain near Johannesburg

 Limestone Karst Tower Rising From Jungle Mist in across a floodplain after rain in Thailand

Limestone Karst Tower Rising From Jungle Mist

Pentax MX · across a floodplain after rain in Thailand

 Map Lichen on Rock Face Nagaland Terraced Garden in among terraced garden plots in Nagaland

Map Lichen on Rock Face Nagaland Terraced Garden

Canon EOS R7 · among terraced garden plots in Nagaland

 Limestone Towers Silhouetted in Misty Midsummer Valley in across a wide valley floor near San Luis

Limestone Towers Silhouetted in Misty Midsummer Valley

Canon EOS R50 · across a wide valley floor near San Luis

 Lichen Fruit on Tombstone Edge Macro in on lichen-covered bark in Barrio Italia, Santiago

Lichen Fruit on Tombstone Edge Macro

OnePlus 11 · on lichen-covered bark in Barrio Italia, Santiago

 Limestone Karst Rising From Misty Lake District River in along a wave-cut shoreline in the Lake District

Limestone Karst Rising From Misty Lake District River

Nikon D810 · along a wave-cut shoreline in the Lake District

 Lichen Map Rock Face Backlit Evening Monsoon in near Kahramanmaraş

Lichen Map Rock Face Backlit Evening Monsoon

Leica I · near Kahramanmaraş

 Aerial View of Hexagonal Basalt Columns Near Athens in far above river meanders near Thisio, Athens

Aerial View of Hexagonal Basalt Columns Near Athens

Leica M6 · far above river meanders near Thisio, Athens

 Limestone Pinnacles on Memphis Desk in on a writing desk in Memphis

Limestone Pinnacles on Memphis Desk

Leica MP · on a writing desk in Memphis

 Lichen on Basalt Windowpane Zapopan in along a frost-edged windowpane in Zapopan

Lichen on Basalt Windowpane Zapopan

Casio QV-10 · along a frost-edged windowpane in Zapopan

 Queensland Limestone Pavement Valley Monsoon in across a wide valley floor in Queensland

Queensland Limestone Pavement Valley Monsoon

Nikon F2 · across a wide valley floor in Queensland

 Indigo Twilight Chalk Cliff Cape Town Sea Reflection in near Cape Town

Indigo Twilight Chalk Cliff Cape Town Sea Reflection

Pentax K1000 · near Cape Town

 Copper Light Over Limestone Karst Coastline in far above surf-scalloped coastline near Malindi

Copper Light Over Limestone Karst Coastline

Mamiya 7 · far above surf-scalloped coastline near Malindi

 Norwegian Chalk Cliff Reflected in Drizzle in along a wave-cut shoreline in Norway

Norwegian Chalk Cliff Reflected in Drizzle

Nikon FM · along a wave-cut shoreline in Norway

 Massive Erratic Boulder on Glacial Plain Near Gomez Palacio in near Gómez Palacio

Massive Erratic Boulder on Glacial Plain Near Gomez Palacio

Canon EOS R1 · near Gómez Palacio

 Symmetrical Quarry Road Carved in Limestone in near Karaikudi

Symmetrical Quarry Road Carved in Limestone

Fujifilm GFX100S · near Karaikudi

 Dalmatian Chalk Cliff Over Blue Sea in along a wave-cut shoreline in Dalmatia

Dalmatian Chalk Cliff Over Blue Sea

Olympus OM-D E-M1 · along a wave-cut shoreline in Dalmatia

 Ancient Oaks and Moss Stones by Salt Cliff in along a salt-sprayed cliff edge near Essen

Ancient Oaks and Moss Stones by Salt Cliff

Olympus OM-2 · along a salt-sprayed cliff edge near Essen

 Limestone Karst Tower Morning Mist River Playa del Carmen in near Playa del Carmen

Limestone Karst Tower Morning Mist River Playa del Carmen

iPhone 8 Plus · near Playa del Carmen

 Cave Stalactites Overlooking Dhamar Foothills in from a ridge above layered foothills near Dhamar

Cave Stalactites Overlooking Dhamar Foothills

Polaroid SX-70 · from a ridge above layered foothills near Dhamar

 Limestone Karst Tower in Jungle Mist in from a ridge above layered foothills near Jakarta

Limestone Karst Tower in Jungle Mist

Sony Cyber-shot DSC-RX100 · from a ridge above layered foothills near Jakarta

 Neon Lit Limestone Pinnacles on Rainy Night in on a stone ledge near Playa del Carmen

Neon Lit Limestone Pinnacles on Rainy Night

Sony Cyber-shot DSC-RX10 · on a stone ledge near Playa del Carmen

 Tsingy Needle Karst Wet Season Evening Haze in in Madagascar

Tsingy Needle Karst Wet Season Evening Haze

Hasselblad 907X · in Madagascar

 Aerial Autumn Karst with River Meanders in far above river meanders in Connecticut

Aerial Autumn Karst with River Meanders

Olympus OM-4 · far above river meanders in Connecticut

 Ice Crystal Edge on Lichen Bark in Helsinki in on lichen-covered bark near Kallio, Helsinki

Ice Crystal Edge on Lichen Bark in Helsinki

Google Pixel 7 · on lichen-covered bark near Kallio, Helsinki

 Climber Chalking Hands Under Limestone Overhang in along a beach near Sheikhupura

Climber Chalking Hands Under Limestone Overhang

Canon EOS R50 V · along a beach near Sheikhupura

 Glowworm Ceiling Over Spanish Valley at Noon in across a wide valley floor in Spain

Glowworm Ceiling Over Spanish Valley at Noon

Panasonic Lumix DMC-GH1 · across a wide valley floor in Spain

 Emerald Grass on Chalk Sea Cliff Durban in along a wave-cut shoreline near Durban

Emerald Grass on Chalk Sea Cliff Durban

Nikon FM2 · along a wave-cut shoreline near Durban

 Barnacle Cluster on Lichen Bark in Candlelight in on lichen-covered bark in Guadalajara

Barnacle Cluster on Lichen Bark in Candlelight

Mamiya RB67 · on lichen-covered bark in Guadalajara

 Geologist Marking Rock Layers on Dalmatian Coast in along a rocky geology outcrop in the Dalmatian Coast

Geologist Marking Rock Layers on Dalmatian Coast

Nikon D7000 · along a rocky geology outcrop in the Dalmatian Coast