As she fled from the hunter, her many tears formed a desert oasis, and the folds of her cloak became giant sand dunes. Some believe the princess survived as a mermaid living in the oasis water.

We travel to Great Sand Dunes National Park to climb the largest sand dunes in America. How can sand, blown by the wind, form such intricate and beautiful patterns as ripples and dunes? The answer ...

Sand dunes migrate across landscapes by interacting with and repelling one another in what scientists have called "interesting and beautiful physics." These natural formations, which often cover ...

White Sands National Monument in New Mexico is known for its snow-white dunes. Michele Falzone/JAI/Corbis Windswept and rippled, sand dunes are some of the most magical places on the planet. Just ...

As a visitor sets eyes on the brilliant pools of paradise that characterize Brazil’s Lençóis Maranhenses National Park for the first time, it wouldn’t be out of line to assume hallucination.

THERE’S a little-known beach in Italy that looks like the Sahara Desert. With huge golden sands, dunes and beautiful blue waters, it’s one of the most beautiful places to go on holiday,… ...

So much of nature is just as ominous as it is beautiful. And that’s definitely true of the sand dunes in Slowinski National Park, Poland. Set along the country’s Baltic coastline, the 186.18 ...