This historic tower in the California desert promises visitors a "vortex of good vibes".

The remnants of an early automobile route across shifting sand dunes can still be found in the deserts of Southern California.

This oasis-like spring in the Sonoran Desert is home to unique, endangered species.

This abandoned horse racing track was an exercise in hubris from its inception.

Explore the largest pure gypsum deposit in the world, and go dune sledding while you're at it.

I-95's Tijuana-style celebration of kitsch at the Carolina border.

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

A tree-like building perches on its trunk in the Steglitz neighborhood of Berlin.

A museum dedicated to the history of a terrifying secret police is now held in their former headquarters.

The most visited, and possibly most controversial, museum in Germany.

The 1936 Summer Olympics site is a crumbling remnant of sportsmanship and a history its host country would like to forget.