For Sale sign in desert. Sand Dunes Point, Death Valley National Park, California, United States of America, North America

The remote sandy beach at Red Point with the Isle of Skye on the horizon, Wester Ross, Scotland, United Kingdom, Europe

Woman drawing a heart in the sand, Sand Dunes Point, Death Valley National Park, California, United States of America, North America

Woman trekking, Sand Dunes Point, Death Valley National Park, California, United States of America, North America

View of sand dunes and beach with Seal Point Lighthouse in background, Cape St. Francis, Eastern Cape Province, South Africa, Africa

For Sale sign in desert. Sand Dunes Point, Death Valley National Park, California, United States of America, North America

View of sand dunes and beach with Seal Point Lighthouse in background at sunrise, Cape St. Francis, Eastern Cape Province, South Africa, Africa

View of sand dunes and beach with Seal Point Lighthouse in background, Cape St. Francis, Eastern Cape Province, South Africa, Africa

Gentoo penguins (Pygoscelis papua) at nesting site on Bull Point, East Island, Falkland Islands, South America

Young Chinese woman standing on the sand dunes of the Gobi Desert while photographing the Crescent Lake with the Chinese Pagoda in Dunhuang, Silk Road, Gansu, China, Asia

Amrum lighthouse on the dunes, Amrum Island, Nordfriesland, North Frisia, Schleswig-Holstein, Germany, Europe

Lighthouse buried by a shifting sand dune at Rubjerg near Loekken, Jutland, Denmark

Woman with a camera on a sand dune in the Moon Valley (Valle de la luna), Atacama desert, northern Chile, South America

Lighthouse buried by a shifting sand dune at Rubjerg near Loekken, Jutland, Denmark

Namibia, Namib desert, Travelers hike up a 500ft dune ridge on a massive dune deep in the Namib desert near the access point of Sossusvlei.

Sand Dune, Sossusvlei, Namib Desert, Namibia, Africa

USA, California, Point Reyes, Young woman sitting in grass on sand dune

Great Point Lighthouse on overgrown beach against clear sky, Nantucket, Massachusetts, USA

View of Great Point lighthouse, Nantucket Island, Massachusetts

View of Great Point lighthouse, Nantucket Island, Massachusetts