This 170-year-old Swiss guesthouse built into the side of a mountain is best accessed by a cable car.

A centuries-old lookout post still sits atop a natural stone spire.

These delicate buggers are some of the rarest fossils that have bubbled up from the Tar Pits.

Scores of vintage street lamps shine along L.A.’s Miracle Mile.

The longest burning light bulb in the world.

A B-17 bomber stands as a memorial to the residents of Tulare County who served in World War II.

An underground mansion with fruit-bearing trees and grapes growing beneath the surface of central California.

A breathtaking flower tunnel bursts with beautiful golden blossoms.

An ancient city hidden in the heart of the Sierra Nevada mountains.

The rest of him lived another 61 years and was buried elsewhere.

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

A church filled with the bones of hundreds of virgins martyrs—or so they say.

The largest bell in the world has been swinging high above a Cologne cathedral for almost a century.

Thousands of flowers create enchanting pink tunnels over the city streets.

The world’s largest knitted mitten is displayed in one of Sweden’s smallest Arctic villages.

Her final resting place was intended to be modest and private, but the power of her popularity continues to draw visitors.

A 16th-century horror show built in a lovely Italian garden.

A silly medieval mural preserved on the side of a Viennese house.

Whisper secrets in a busy station only to be heard on the other side of this acoustic arch.

A sign at the end of the Santa Monica Pier marks the traditional end of the legendary American highway.

A bigger-than-life pun that has become a beacon of altruism.

Lucha Libre (Mexican Wrestling) themed taco shop.

Behind this beachfront shop lies a spectacular, colorful sea cave with an equally colorful past.

This expansive bridge in the Canadian wilderness was originally just built for friends.