One of the tallest statues in the world, and the tallest statue of a goddess in Japan.

These mysterious mazes carved on the rock may be up to 4,000 years old.

This NASA test station is home to some of the world’s largest and most powerful space environment simulation facilities.

An elegant sandstone stairway built by the WPA still connects two neighborhoods in Akron.

This elegant carving of the Buddha guards a small Buddhist temple within a cave.

This modern labyrinth lies in the shadow of a ruined medieval castle.

An oasis of calm, nestled in the English countryside.

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

Tucked away between two 19th-century buildings, this small shop specializes in the macabre.

California's oldest existing theater building hosted an impressive cast of celebrities, including hosting Mark Twain's first lecture.

Where the writer penned his famous story about a jumping frog.

The wooden octagon in which Huckleberry Finn and A Connecticut Yankee were born can still be visited in upstate New York.

An explosion of natural color known as "the river that ran away from paradise."

The Andean town where every single building is decorated with a brightly colored frieze.

Unparalleled stargazing, one of Colombia's best observatories, and a swimming pool can all be found in the middle of this ancient tropical forest.

Enchanting cave with a river crashing through the roof.

This picturesque mansion has gone from opulent ruin to nature museum.

Conifers from the Jurassic Period transformed into stone in Patagonia.

An ancient forest of the Paleocene Age turned to stone.

A brightly colored natural bridge formed by mineral-rich hot springs high up in the Andes.

Mysterious and ancient carved standing stones.

Massive rock sculptures formed during the time of the dinosaurs still stand undisturbed.

A bright little alley in La Boca is a part of tango history.

A toxic lake near a volcanic caldera that is home to flamingos and other life.