After serving in World War II and picking up Apollo astronauts, this aircraft carrier has been turned into a museum overlooking the San Francisco Bay.

Hamburgers are intensely proud of their tunnel beneath the river.

An entire shopping mall and industrial terrain named for the time the king of Sweden's car went into a ditch.

This giant wooden sculpture is based on local folklore and is said to be "possibly" Sweden's largest troll.

This floating sculpture of ice is a poignant reminder of nature's power.

One man's exploration of the human form, including the bizarre and delightful "Man Attacked by Babies."

The design of this beautifully crafted building was inspired by Norwegian glaciers.

A "gravitational anomaly" located in the redwood forests just outside of Santa Cruz, California.

The largest free-standing aquarium in the world resides in a hotel lobby in Berlin.

The neighborhood church casts a breast-shaped shadow that locals have come to call the “two o’clock titty.”

Only hotel where you can legally launder money.

A peculiar mansion built by the troubled heir to the Winchester Rifle Company fortune.

There are hidden patterns on the subway seats of some Stockholm metro cars.

This Stockholm art museum integrates many of its pieces into the surrounding outdoor areas and natural landscape.

These airport hangars are now a bustling shopping center with only hints of its past still lingering.

A concrete mushroom that divided Stockholm residents for nearly a century.

Maybe the only restaurant in the world where your seat will be signed by a Nobel laureate.

The final resting place of the man whose name has become synonymous with greatness.

Lyon, France is home to two remarkably preserved Roman theaters, one dating back to 15 BCE.

This now abandoned restaurant provides some of the most amazing views of Lisboa.

An out-of-place slice of France, smack in the middle of Shanghai.

This psychedelic tourist trap is a leisurely descent into madness.

The most famous location in China was home to whole dynasties worth of imperial rulers.

A hidden three-foot-wide house separates these two regal churches.