A chain of 16 wondrous lakes formed as a result of the gradual dissolution of soluble layers of bedrock.

A small island with shimmering pink sands, home to loggerhead turtles and rare plants.

This group of small islands on Lake Nicaragua formed after an eruption of the Mombacho volcano.

Hundreds of graffiti artists have decorated this flood-wall on the west bank of the Mississippi River.

The fairy tale castle of the “fairy-tale king,” this was also the inspiration for Disney’s “Sleeping Beauty.”

This fairy-tale, neo-Gothic church in the Azores is a world of magical realism.

Europe's oldest still-operational tea farm also boasts a spectacular view.

Legend has it the lovelorn tears of a princess and a shepherd boy formed the blue and green twin lakes in the Azores archipelago.

This abandoned five-star hotel is now a five-star urban exploration destination.

One of Malta’s most popular beaches features a seemingly out-of-place statue of the Virgin Mary and baby Jesus.

Two geological phenomena in one precarious locale: a towering stone window, and a deep blue void.

Pilgrimage site for star-crossed lovers.

This legendary city has been a tourist attraction for centuries.

The remains of diamond fever taken over by the desert.

Thought to be the only herd of feral horses in Africa and one of the most isolated populations in the world.

A desert that rolls right up to the ocean, where it's so dry animals live off the fog.

This "dead marsh" sits among the largest sand dunes in the world, a forest frozen in time.

A rocky face gazes out over an enormous volcanic crater.

Charnel house at the foot of Mount Sinai.

Bell tower juts out from a village buried under a lake.

Go surfing on this urban wave, "hacked" by local surfers.

The largest known meteorite on Earth was too big to move.

Road signs in Namibia mark the location of one of the five major circles of latitude.

This famed marionette theater and museum is bursting with imaginative string puppets.