This ancient octopus-like tree was saved from destruction thanks to shady reporting.

Hundreds of skulls and bones at the largest skeleton museum in the country.

A public, open-air art exhibit featuring world-renowned sculptures hides in plain sight on the outskirts of Orlando.

The fairy tale castle of the "fairy-tale king."

A small but immensely extravagant palace built by the "Night King."

This futuristic German television spire is actually the world's largest digital clock.

A surprisingly detailed model of one of the most powerful telescopes in the world.

This unique abacus hanging in the Technical University of Munich actually tells the time.

Four-story slides send people whizzing through the math department at this Munich university.

This "Atomic Egg" appears on the city of Garching's coat of arms.

This red London phone booth once stood in front of Buckingham Palace and was used by the queen.

The prototype for all Nazi concentration camps.

Sloth rehabilitation center in the jungle of Costa Rica.

These mysterious ancient stone spheres were created by a civilization lost to time and are now mostly lawn ornaments.

Where dogs like the rare "Fire-Tailed Border Cocker" run free on the mountainside.

This Costa Rican topiary park is a surreal garden of unearthly delights.

In Costa Rica's cloud forest, the roots of a woody ficus create a botanical bridge.

This wildlife refuge is home to more than 200 species of birds, as well as monkeys, lizards, and other wildlife.

Balanced rock sculptures pay tribute to a murdered conservationist and his pioneer wife.

This isthmus in the Bahamas narrowly separates the roiling Atlantic from the cool Bight of Eleuthera.

These two giant boulders mysteriously perched on a 60-foot cliff may have been slung up there by a raging tsunami.

One of the deepest blue holes in the world.

They squeal, they nosh, they look like predators.

In paradise, feral pigs have claimed an island all to themselves.