Theo Bosboom / Crashing waves at large basalt wall, Arnarstapi, Snaefellsnes, Iceland. May 2013

Nick Hawkins / Marine iguana (Amblyrhynchus cristatus) basking on volcanic rock at coast. Isabela Island, Galapagos.

Theo Bosboom / Giants Causeway at night, lit by full moon. County Antrim, Northern Ireland. Winner of the Landscapes Category of the GDT European Wildlife Photographer of the Year 2017.

Jack Dykinga / Granite Boulders in canyon, Little Dragoon Mountains in background in sunset light, Texas, USA, August.

Floris van Breugel / The first rays of sunshine above the Sierra Crest, illuminating granite, Mitre Basin, Sierra Nevada, Sequoia National Park, California, USA, August

Niall Benvie / Cliff at Vik beach, light by torchlight, Iceland, March 2015.

Graham Eaton / Coastal hexagonal columns of Basalt lava, Reynisdrangar, Iceland, March 2015.

Pete Oxford / Three granite peaks of Paine mountain range, Torres del Paine National Park, Patagonia, Chile.

Jurgen Freund / Dingo (Canis lupus dingo) at Devils Marbles, Northern Territory, Australia.

Ross Hoddinott / Basalt columns at Vik, the southernmost village in Iceland. February 2014.

Adam Burton / Old Man of Storr basalt pinnacles on the Isle of Skye, Scotland. November 2012.

Adam Burton / Towering granite cliffs at Gwennap Head near Land's End, Cornwall, England. May 2012.

Floris van Breugel / The granite mountains of the high sierra, with clouds at sunset. Royce Lakes seen from Feather Peak, John Muir Wilderness, Sierra Nevada, California, September 2009

Theo Bosboom / Fulmar (Fulmarus glacialis) above snowy lava beach near Djupivogur in the East of Iceland, March

Gary Bell/ Oceanwide / Granite rocks with lichen and Milky Way, Bicheno, Tasmania, Australia

Pascal Kobeh / Inselberg granite rock formations in rainforest. Near Oyapock River, French Guiana. 2015.

Pascal Kobeh / Man standing amongst inselberg granite rock formations in rainforest. Near Oyapock River, French Guiana. 2015.

Enrique Lopez-Tapia / Granitic boulder, Karlu Karlu / Devils Marbles Conservation Reserve, Northern Territory, Australia. 2008.

Enrique Lopez-Tapia / Granitic boulders, Karlu Karlu / Devils Marbles Conservation Reserve, Northern Territory, Australia. 2008.

Enrique Lopez-Tapia / Egg-shaped granitic boulder overlooking landscape. Karlu Karlu / Devils Marbles Conservation Reserve, Northern Territory, Australia. 2008.

Enrique Lopez-Tapia / Egg-shaped granitic boulder split in two, weathering caused by extreme desert temperatures. Karlu Karlu / Devils Marbles Conservation Reserve, Northern Territory, Australia.

Enrique Lopez-Tapia / Granitic boulder split in two, weathering caused by extreme desert temperatures. Karlu Karlu / Devils Marbles Conservation Reserve, Northern Territory, Australia.

Enrique Lopez-Tapia / Granitic boulder. Karlu Karlu / Devils Marbles Conservation Reserve, Northern Territory, Australia.

Enrique Lopez-Tapia / Granitic boulders and blocks at Karlu Karlu / Devils Marbles Conservation Reserve, Eucalyptus in foreground. Northern Territory, Australia. 2008.

Enrique Lopez-Tapia / Granitic boulders at Karlu Karlu / Devils Marbles Conservation Reserve, framed by Eucalyptus tree trunks. Northern Territory, Australia. 2008.

Graham Eaton / Beach with blocks of columnar basalt of the Whin Sill, Dunstanburgh Castle on headland in background. Craster, Northumberland, UK. December 2019.

Graham Eaton / Carn Menyn, a tor of Ordovician bluestone. The stones used to build Stonehenge are believed to have come from this area. Near Crymych, Pembrokeshire, Wales, UK. June 2017.

Graham Eaton / Dunstanburgh Castle on headland of the Whin Sill, eroded dolerite boulders in foreground. Northumberland, England, UK. July 2019.

Graham Eaton / Dunstanburgh Castle on headland of the Whin Sill, eroded dolerite boulders in foreground. Northumberland, England, UK. July 2019.

Ashley Cooper / Meltwater from retreating glacier flowing over rock into lake, below Torres del Paine towers. Torres del Paine National Park, Patagonia, Chile. January 2020.

Jack Dykinga / Granite boulders, weathered and rounded seemingly carefully placed amid angled spires. Joshua Tree National Park, California, USA

Enrique Lopez-Tapia / Conifers on peaks of Huangshan Mountains, in fog. Anhui Province, China. 2016.

Enrique Lopez-Tapia / Conifers on peaks of Huangshan Mountains, in fog. Anhui Province, China. 2016.

Enrique Lopez-Tapia / Conifer on peak in Huangshan Mountains, peak silhouetted in fog in background. Anhui Province, China. 2016.

Enrique Lopez-Tapia / Conifers on peak in Huangshan Mountains, peak silhouetted in fog in background. Anhui Province, China. 2016.

Jurgen Freund / Columnar basalt rock at Fingal Head, extends underwater to Cook Island. New South Wales, Australia. 2018.

Franco Banfi / Underwater basalt formation, just off the South coast, Tenerife, Canary Islands, Atlantic Ocean.

Will Watson / Giant's causeway, Port Noffer, County Antrim, Ireland, September 2019.

Will Watson / The Giant's Chimney, Giant's Causeway free standing basalt columns, Palaeocene Epoch, County Antrim, Northern Ireland. September 2019.

Will Watson / The Giant's Causeway, Middle Causeway featuring basalt columns, Palaeocene Epoch, County Antrim, Northern Ireland. September 2019.

Jack Dykinga / Lichen covered basalt boulders on eroded petrified sand dunes of Navajo Sandstone. Grand Staircase-Escalante National Monument, Utah, USA. October 2019.

Jack Dykinga / Sycamore (Acer sp) and Cottonwood (Populus sp) trees lining dry creek bed, rhyolite cliffs above. Cave Creek Canyon, Chiricahua Mountains, Coronado National Forest, Arizona, USA. November 2019.

Rhonda Klevansky / Erongo granite rock witha section splitting off, Erongo Mountain Conservancy, Namibia

Rhonda Klevansky / Erongo granite rocks, Erongo Mountain Conservancy, Namibia.

Luis Quinta / Pico de Ana Ferreira, Porto Santo Island, Madeira archipelago. November 2019. This light grey structure was caused by the contraction stresses generated during the cooling of magma inside a volcanic d...

John Cancalosi / Giant's Causeway, columnar basalt columns, result of an ancient volcanic fissure eruption, Northern Ireland, UK, World Heritage site. September 2019.

Espen Bergersen / Basalt cliff and waves. Arnarstapi, Snaefellsnes Peninsula, Iceland. October 2017.

Mike Read / Columnar bassalt, Staffa Island, Treshnish Isles, Inner Hebrides, Argyll and Bute, Scotland, UK, May 2019