Infamous marsh filled with toxic waste, World War II-era London rubble, and dead mobsters galore.

The remains of a 19th century spring, and the site of an infamous unsolved murder.

Oldest existing church in New York and the inspiration for Washington Irving's "The Legend of Sleepy Hollow."

A treasure trove of artifacts, books, and artwork from the "golden age" of exploration.

Once a bustling fishing port, this semi-ghost town is now more than 90 miles away from the shore.

The neon signs from Las Vegas' past find their final resting place at this unusual graveyard.

A mining town once rife with murderous disputes over its copious treasures now creates income as a popular spot for photo shoots.

Experience a charming 1930's version of "infotainment."

This "zoo" is a cross between a junkyard and a sculpture garden, featuring animals you won't see anywhere else.

Rather than a run-of-the-mill franchise hotel, this lodging has been decked out in dinosaur decor.

Once an unstoppable source of gold and silver, this town came to a grinding stop when the groundwater proved deadly.

Antique automobiles, phonographs, organs, and farm equipment.

The clock that sets them all.

This tea house was a hand-built gift from Boulder's sister city in Tajikstan.

This modern antique shop is a museum for 1980's Saturday morning cartoon culture.

Rummage through this sunken ship, but leave your scuba gear at home.

A peculiar mansion built by the troubled heir to the Winchester Rifle Company fortune.

America's most famous museum of medical oddities is home to the remains of Albert Einstein's brain.

See six states, pickled freaks, rocks, and antiques.

This Wild West attraction is probably more fiction than history, but that doesn't mean it's not awesome.

The largest self-built castle in the U.S., six decades in the making.

An emerald-green grotto just a short trip from Austin.

Dig for your own trilobites in this goldmine of invertebrates.

Eons old volcanic activity created one of the most stunning rock formations in the United States.