The former Nazi concentration camp stands as a museum to remember this dark chapter in European history.

A music-filled, booze-soaked oasis in the desert.

On the hills of Bay Ridge stands a house straight out of a fairy tale.

Mysterious meeting place for UFO hunters near Area 51.

The "World's Largest Underground Business Complex," a 55,000,000-square-foot city underneath Missouri.

This Venice bookstore has resigned itself to constant flooding by keeping its books in bathtubs and boats.

The marble facade hides a little-known medical museum with early surgical instruments and rare copies of canonical texts.

The plague quarantine island home to the alleged "Vampire of Venice."

Venice's island of the dead.

Hanging within this medieval church are the bones of a beast allegedly slain by a fourth-century saint.

A tribute to the life and work of the beloved "Peanuts" cartoonist.

Believe it or not, this is the final resting place of the man who created the Odditorium.

This California family's ancestral melon is sold only here.

If you dial the number in this abandoned office window "Sam Spade’s" secretary will ask you to leave a message.

The only parking meter in the entire town, it is surrounded by 100 free spaces.

This award-winning men's bathroom was just too beautiful to not allow women to see.

The pretty iron lamp is a reminder of the architecture underneath London's streets.

This unique bridge curls up like a caterpillar to let boats pass and then unfurls again to span a small canal.

The John Snow Memorial marks the epicenter of London's 1854 cholera epidemic.

A regular looking rock with an unbelievable history.

Many generations of travelers have passed through the steep, smooth walls of this canyon.

Two massive rock outcroppings on the Oregon coastline.

This frequently-photographed waterfall takes only a short hike to visit.

A rugged lava field dotted with molds of the ancient pines that were growing when the volcano erupted.