A galaxy of glowworms—larvae of a gnat—hides deep in the belly of these caves.

One of the world's largest Tesla coils.

The most southerly spot on New Zealand's South Island is home to surreally shaped, permanently mangled trees.

A gigantic sculpture garden is packed with innovative oddities.

Some of the clearest water anywhere in the world.

One man's dream has turned into this naturally growing chapel made of almost nothing but trees.

The real life Hobbiton, this sheep farm has been forever transformed since being built for The Hobbit film series.

Dolphins, ancient clams and hundreds of waterfalls make this one of the world's top tourist destinations.

Propped high atop the peak of Mount Gamsutlmeer, this abandoned village is one of the oldest settlements in the region.

Ancient, mysterious stone altars are hidden among wild woods in central Italy.

A submerged archeological park still holds the wonders of a Roman Sodom.

China's very own Atlantis is an ornate dynastic city resting at the bottom of a lake.

An all-female order shares an ancient culinary art with visitors at their mountaintop monastery.

This peaceful Sikh gurudwara serves around 50,000 free meals every day within its gilded walls.

An eatery within a Bay Area Buddhist temple pulls off all your favorite Vietnamese classics without the meat.

Come for the chanting, stay for the monastical vegan buffet.

The last remnants of a massive medieval wall that once encompassed the city of Berlin.

A sculpture park of the tossed aside relics of the USSR, from Stalin to a massive Soviet emblem.

Museum celebrating the achievements of the Soviet space program.

The beautiful baroque library of the Hapsburg empire.

This collection of historical artifacts and tropical wildlife waits just beneath the surface of the water.

These Honduran caves earned their magical nickname thanks to reflective bone deposits.

A full-size replica of this well-preserved temple lets you take a walk through the Mayan age.

This staircase full of Mayan hieroglyphics is perhaps the largest single text in the world.