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

One of the few surviving examples of the first lock and dam system built on the Ohio River.

A humble plaque marks the site where the country music legend was found dead in his Cadillac.

The collection is housed in an exquisite mansion that makes you feel like you've been transported to an Italian villa.

Once in disrepair, this popular Texas stop along iconic Route 66 has been restored to its past glory.

Once an ambitious nature spa, these forest ruins now provide a serene monument to failure.

An immersive art experience built by local arts collaborative, Factory Obscura, in the building formerly known as The Womb, a psychedelic arts center founded by the frontman of the Flaming Lips.

An acoustic anomaly with a mysterious cause.

The Grand Canyon of Texas.

One of the best examples of Art Deco architecture in the United States.

This historic folk art garden contains a nightmare tower that claims to be the world's largest concrete totem pole.