Abandoned mini-mansions that were once intended for affluent Bangkok families now sit empty.

An alien landscape of chalk-rock in the Egyptian desert.

An endless sea of white conical domes.

Eat like a bird in a bamboo nest.

Stunning wetlands ablaze with pink lotus flowers.

A meow-velous tribute to a beloved street cat, made famous on the internet.

This mysterious cliffside carving of an ancient Hittite deity has baffled scholars for centuries.

This former Imperial summer home was the venue for a royal slap that once echoed 'round the world.

The only residents of this abandoned housing development full of identical castles are stray cats and dogs.

A gorgeous, Gaudí-esque stairway constructed in the city of Istanbul by a prominent Jewish family.

An ancient church on a tiny island covered in stone bible stories has controversially been turned into a museum.

The ruins of a fairytale castle with a tumultuous history stand high atop the mountains.

A 1970s resort city now stands abandoned, caught in the middle of a divided island.

For nearly 2,000 years this church has been waging war on local snakes by importing cats.

An ancient necropolis of magnificent tombs.

Once part of an ancient international harbor, it's now an all-you-can-eat shrimp buffet for flamingos and other water birds.

A magical museum of fairy tale treasures near Cyprus' buffer zone.

Be(w)ar(e) the moat around this historic Czech castle.

This walkway is so narrow it needs its own light to stop pedestrian traffic jams.

The world's greatest slide descends 18 stories from this looping mountaintop viewing platform.

A Jenga-style cylindrical tower of books that appears to go on forever.

Thanks to this small string of islands World War II still hasn't officially ended between Russia and Japan.

An abandoned 14th-century castle and prison complex on a small island in the Neva River.

The Nazis lost more men trying to take this Russian-held Stalingrad apartment block than they did when taking Paris.