Photo credits

Authors, licences and sources for every image on this site.

67 images

All photographs on this site come from Wikimedia Commons and are either in the public domain or published under Creative Commons licences. Our thanks to every photographer who shares their work.

Images have been resized, cropped to fit the layout and converted to WebP. Where a licence carries a share-alike condition (CC BY-SA), the adapted image shown here is available under the same licence. No endorsement by any author is implied.

Video

Homepage video: excerpts from "Lalibela - Monolithische Felsenkirchen" by ZDF/Terra X/interscience film/Faber Courtial/Gero von Boehm/Alexander Hein/Andreas Tiletzek, Jörg Courtial, CC BY-SA 4.0, via Wikimedia Commons_.webm). The footage has been trimmed, cropped and re-encoded.

Photographs

Image	Author	Licence	Original
Hollowed limestone wall in the Amboni Caves	Veronika Berdnikova	CC BY-SA 4.0	Source
Tall passage in the Amboni Caves	Veronika Berdnikova	CC BY-SA 4.0	Source
Narrow chamber in the Amboni Caves	Veronika Berdnikova	CC BY-SA 4.0	Source
Dark chamber lit by torch in the Amboni Caves	Veronika Berdnikova	CC BY-SA 4.0	Source
Rock formations inside the Amboni Caves	Aslak Raanes from Trondheim, Norway (aslakr)	CC BY 2.0	Source
Lit dripstone wall in a large hall of the Cango Caves	Satdeep Gill	CC BY-SA 4.0	Source
Stalagmites and flowstone in the Cango Caves	Rute Martins of Leoa's Photography (www.leoa.co.za)	CC BY-SA 3.0	Source
Columns and stalagmites in the Cango Caves	Dariusz Jemielniak ("Pundit")	CC BY-SA 4.0	Source
Curtains of stalactites in the Cango Caves	Dariusz Jemielniak ("Pundit")	CC BY-SA 4.0	Source
Dripstone formations along the visitor route in the Cango Caves	Dariusz Jemielniak ("Pundit")	CC BY-SA 4.0	Source
Stalactites and columns in the Cango Caves	Dariusz Jemielniak ("Pundit")	CC BY-SA 4.0	Source
Wide view of a decorated chamber in the Cango Caves	Andrew Hall	CC BY-SA 3.0	Source
Folded rock and valleys of the Swartberg mountains	Winfried Bruenken (Amrum)	CC BY-SA 2.5	Source
Entrance to the Chinhoyi Caves among trees	Suesen	CC BY-SA 3.0	Source
The blue Sleeping Pool seen from inside the Chinhoyi Caves	Suesen	CC BY-SA 3.0	Source
The Sleeping Pool at Chinhoyi under trees	Suesen	CC BY-SA 3.0	Source
Dimly lit chamber in the Echo Caves	Unknown	CC BY 4.0	Source
Formation in the Madonna Chamber of the Echo Caves	Unknown	CC BY 4.0	Source
Passage with lights in the Echo Caves	Unknown	CC BY 4.0	Source
Bat hanging on the wall of the Echo Caves	Unknown	CC BY 4.0	Source
Lit interior of the Caves of Hercules with scalloped quarry marks	Diego Delso	CC BY-SA 4.0	Source
Inside the Caves of Hercules near Tangier	Pierre Nordström	CC BY-SA 2.0	Source
Rocky Atlantic coast outside the Caves of Hercules	Pierre Nordström	CC BY-SA 2.0	Source
Entrance to the Caves of Hercules	Pierre Nordström	CC BY-SA 2.0	Source
The skull known as Mrs Ples, Australopithecus africanus	José Braga; Didier Descouens	CC BY-SA 4.0	Source
Front view of the Mrs Ples skull	José Braga; Didier Descouens	CC BY-SA 4.0	Source
Skull of the Australopithecus skeleton known as Little Foot	Wits University	CC BY 4.0	Source
Cast of the Taung Child skull	GuillaumeG	CC BY-SA 4.0	Source
Palaeoanthropologist Ron Clarke holding the Little Foot skull	Wits University	CC BY-SA 3.0	Source
Fossil bones of Homo naledi laid out as a skeleton	Lee Roger Berger research team	CC BY 4.0	Source
Looking out through the mouth of Kitum Cave on Mount Elgon	Manyarakinoti	CC BY-SA 4.0	Source
Forest and rocks at the waterfall over Kitum Cave	datakid musicman	CC BY-SA 2.0	Source
The wide mouth of Kitum Cave seen from inside	datakid musicman	CC BY-SA 2.0	Source
Montane forest below Kitum Cave on Mount Elgon	datakid musicman	CC BY-SA 2.0	Source
Information sign at the entrance to Kitum Cave	datakid musicman	CC BY-SA 2.0	Source
Rim of Otjikoto Lake with an old pump structure	Zairon	CC BY-SA 4.0	Source
Otjikoto Lake reflecting trees and sky	Zairon	CC BY-SA 4.0	Source
Otjikoto Lake and its rocky shore	Zairon	CC BY-SA 4.0	Source
Lake Guinas, a sinkhole lake with vertical walls	Matthias Küchmeister	CC BY-SA 4.0	Source
Viewing shelter above Lake Guinas	Matthias Küchmeister	CC BY-SA 4.0	Source
Eland painted in red on a rock shelter wall in the Drakensberg	Josep M. Gracia	CC BY-SA 4.0	Source
Panel of San rock paintings at Eland Cave in the Drakensberg	Josep M. Gracia	CC BY-SA 4.0	Source
Human and animal figures in San rock art in the Drakensberg	Josep M. Gracia	CC BY-SA 4.0	Source
Fenced walkway at Border Cave in KwaZulu-Natal	MADe	CC BY-SA 3.0	Source
Excavation in the deposits of Border Cave	Lucinda Backwell	CC BY-SA 4.0	Source
Stone points from Blombos Cave	Vincent Mourre / Inrap	CC BY-SA 3.0	Source
The Weyib river flowing between rock pillars in Sof Omar Cave	Rod Waddington from Kergunyah, Australia	CC BY-SA 2.0	Source
Water-worn limestone passage in Sof Omar Cave	Rod Waddington from Kergunyah, Australia	CC BY-SA 2.0	Source
Smooth pale walls of a passage in Sof Omar Cave	Rod Waddington	CC BY-SA 2.0	Source
Survey plan of the Sof Omar cave system	Longcrawl	CC BY-SA 4.0	Source
Chamber inside the Sterkfontein Caves	Photograph by Mike Peel (www.mikepeel.net).	CC BY-SA 4.0	Source
Fossil skull fragment on display at Sterkfontein	Photograph by Mike Peel (www.mikepeel.net).	CC BY-SA 4.0	Source
Rock walls and breccia inside the Sterkfontein Caves	Photograph by Mike Peel (www.mikepeel.net).	CC BY-SA 4.0	Source
Flowstone formation in the Sterkfontein Caves	Photograph by Mike Peel (www.mikepeel.net).	CC BY-SA 4.0	Source
Fossil cast on display at Sterkfontein	Photograph by Mike Peel (www.mikepeel.net).	CC BY-SA 4.0	Source
Grassland of the Cradle of Humankind seen from Maropeng	Olof Somell (Nobel Museum)	CC BY-SA 4.0	Source
The grass-covered Maropeng visitor centre in the Cradle of Humankind	Olga Ernst	CC BY-SA 4.0	Source
Limestone pinnacles and forest in the Tsingy de Bemaraha	Cactus0625	CC BY-SA 4.0	Source
Sharp limestone blades in the Tsingy de Bemaraha	Cactus0625	CC BY-SA 4.0	Source
Suspension bridge between pinnacles in the Tsingy de Bemaraha	Cactus0625	CC BY-SA 4.0	Source
Limestone pinnacles of the Tsingy of Ankarana	Chirocca77	CC0	Source
Field of grey limestone blades in Ankarana	Marco Schmidt [1]	CC BY-SA 3.0	Source
Tsingy plated lizard on a rock in Ankarana	Charles J. Sharp	CC BY-SA 4.0	Source
Dry forest path in the Tsingy de Bemaraha	Cactus0625	CC BY-SA 4.0	Source
Cluster of Madagascan rousette bats on a cave roof	Bernard DUPONT from FRANCE	CC BY-SA 2.0	Source
Large spider on the wall of a cave in Ankarana	Marco Schmidt [1]	CC BY-SA 3.0	Source
Fruit bats roosting in a tree	Dan Lundberg	CC BY-SA 2.0	Source