The petroleum industry brings you the joys of hydrocarbons and largest collection of antique oil rigs in the world.

One of the longest water bridges in the world was built over a supposedly haunted swamp in Louisiana.

This failed condo development was reborn as a street art hub.

A store full of vintage and indie toys designed to bring out the kid in even the crustiest of adults.

An enormous pink granite batholith, long attributed with spiritual powers by the Tonkawa Indians.

The second-largest cave chamber in the world was discovered in 1898 by a 16-year-old and a friend known as "Pothead."

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

This "floating railway" is one of the world's oldest monorail systems.

On the Spree bank, discover one of the last reminders of a symbolic wall that divided, and was torn down by the people.

Every equinox this Maya pyramid puts on a spooky ancient light show.

Largest illuminated advertisement sign in the world.

Twisted buildings adorn the banks of the Rhine river.