A desert ghost town—occupied for only 12 years—was once home to more than 500 silver mines.

One man has installed bathtubs into the Utah desert floor to harness the powers of a natural hot spring.

The granddaddy of all tourist traps, built on ice water, jackalopes, and a giant dinosaur.

The ruins of a Duke's bucolic dream, where camels once roamed alongside "Dutch" windmills and faux-Italian vineyards.

This museum devoted to the gothic author holds such interesting ephemera as his socks and walking stick.

A beautiful final resting place for some of the noteworthy deceased.

Copenhagen's celebrated theme park and gardens.

Thousands of coffin-like pillars make up this controversial Holocaust memorial.

Edgar Allan Poe's old dorm is now a shrine to the author's legacy.

The world's largest mountain carving could fit all of Mount Rushmore inside it many times over.

The drama of nature in full effect in this Nevada State Park.

An earthwork sculpture built by Robert Smithson in the Great Salt Lake only reemerges during drought.

The largest collection of two headed animals in the world.

One of nature's most well-scheduled phenomenons resides in Wyoming's Yellowstone National Park.

An "inside out" building in the historical center of Paris, featuring Europe’s largest modern art museum.

A Parisian cemetery where the elite and artistic are interred beneath an eccentric collection of tombs.

Home to the largest urban bat colony in North America, estimated at 1.5 million bats.

These delicate buggers are some of the rarest fossils that have bubbled up from the Tar Pits.

This rugged area of red rocks and arches is often considered one of the most beautiful places on Earth.

A tiny piece of the Moon is embedded in this stained glass masterpiece.

One part antique store, one part curiosities hodge-podge.

This historic "City of the Dead" lies prominently in the center of New Orleans' famous Garden District.

Giant, natural amphitheaters made of delicate geological formations called "hoodoos."

One of Antoni Gaudí's most classic buildings is well-known for its "dragon-back" design.