View of Welcome sign and signpost on Tristan da Cunha, the most remote inhabited location on Earth, Tristan da Cunha, South Atlantic Ocean

Aerial view of the Site of Hegra (Madain Salih), UNESCO, in the area of AlUla, Medina Province, Saudi Arabia

Aerial of Ouara, former capital of the Ouaddai Empire, Chad

West Mitten Butte, Monument Valley Navajo Tribal Park, Utah, United States of America

Gravestone from the Franklin expedition, Beechey island, Nunavut, Canadian Arctic, Canada, North America