Petroglyphs near Una Vida, Chaco Culture National Historical Park, UNESCO World Heritage Site, New Mexico, United States of America, North America

Rock engravings close to Twyfelfontein Lodge, Twyfelfontein, Damaraland, Kunene Region, Namibia, Africa

Petroglyphs, Arches National Park, Moab, Utah, United States of America (U.S.A.), North America

Rock paintings, Uan Amil, Akakus, Southwest desert, Libya, North Africa, Africa

Petroglyphs or rock engravings, Twyfelfontein, UNESCO World Heritage Site, Damaraland, Kunene Region, Namibia, Africa

Petroglyphs or rock engravings, Twyfelfontein, UNESCO World Heritage Site, Damaraland, Kunene Region, Namibia, Africa

Petroglyphs or rock engravings, Twyfelfontein, UNESCO World Heritage Site, Damaraland, Kunene Region, Namibia, Africa

Rock paintings, Uan Amil, Akakus, Southwest desert, Libya, North Africa, Africa

Petroglyphs or rock engravings, Twyfelfontein, UNESCO World Heritage Site, Damaraland, Kunene Region, Namibia, Africa

Namondjok in centre, who ate his clan sister, Namarrgon on right the Lightning Man and Barrginj his wife below left, supernatural ancestors at the rock art site, Nourlangie Rock, Kakadu National Park, UNESCO World Heritage site, Northern Territory, Australia, Pacific

Rock art of Tuaregs with camels, Tassili, Algeria, North Africa, Africa

Shishmaref, a tiny island inhabited by around 600 Inuits, between Alaska and Siberia in the Chukchi Sea, United States of America, North America

Shishmaref, a tiny island inhabited by around 600 Inuits, between Alaska and Siberia in the Chukchi Sea, United States of America, North America