Britain's tallest megalith towers over the cemetery of a quiet English village.

Visit a surreal landscape so otherworldly NASA actually used it to train the Apollo 17 crew.

Mother Nature outdoes herself with this stunningly beautiful set of caves carved into marble.

Abandoned ship reimagined as a street art canvas.

This "floating island" plateau sits 7,671 feet above the forest floor.

A preserved 18th century steel factory.

This massive mushroom has spent centuries eating its way across a huge swath of Oregon.

An Italian crevasse filled with abandoned buildings gives visitors a look at the world without humans.

Most-visited and most-photographed slot canyon in the American Southwest.

The central mosque of this Mali town is entirely built from mud.

A gargantuan crystal kingdom.

A lovers' beach, tucked below the surface of the island, provides a safe haven for romance.

A lovingly curated curio shop in which the taxidermy wear newspaper party hats, and peanut shells are spread across every surface.

A former ironworks that was the first UNESCO industrial site.

An industrial relic is now one of Europe's most staggering art spaces.

65 million-year-old chalk outcroppings mark the end of the Jurassic Coast.

Gigantic mosaic sculptures of the figures on Tarot cards fill this colorful Tuscan garden.

The world's most remote permanent settlement on an active volcano.

Thousands of exquisitely carved stone water storage wells, hundreds of stone steps fill this exquisite medieval stepwell.

Underwater volcanic eruption forms new island off the coast of Tonga.

The 3.8 billion-year-old rock proves that tectonic plates may have been shifting longer than we thought.

Rippling sand dunes frozen in the Arizona rock.

An ancient forest of the Paleocene Age turned to stone.

Hotel designed by indie graphics artists.