One day a year it is legal to jump off of this astoundingly tall bridge that spans an Appalachian gorge.

Giant busts of 42 U.S. presidents are sitting in a field in Virginia.

An old saloon in the West filled with history, and according to some, a few dozen ghosts.

Step inside Lucy, the world's largest "elephant."

"A hideous albatross in the Hudson River Valley."

This modern castle sat empty for decades before a fire inspired its builders to complete its luxury halls.

This historic address is home to the beloved ball and is an almost totally empty building among the most expensive real estate in the world.

A wonderful collection of all things Oz is nestled in the heart of Kansas.

The final resting place of two (or three) presidents, one vampire, and 18,000 Confederate soldiers.

Experience the hysteria of a 17th century witch hunt through goofy reenactments and wax dummies that should probably be burned at the stake.

Nine of the very few concrete ships ever made in the U.S. are beautifully decaying off a Virginia pier.

Long the exclusive domain of birds and vagabonds, this little-known Central Park peninsula is open to the public once more.

Famous for its bio-luminescent inhabitants, known as "Dismalites" .

The remnants of a wooden-hulled fleet built and abandoned in WWI, now home to a thriving ecosystem.

The former home of Samuel Clemens and family remembers the happiest period of the author's life.

Once home to seven different roller coasters, Glen Echo has undergone many transformations since its founding in 1891.

The interior of the Overlook Hotel in "The Shining" was based on this Yosemite original.

The largest source of fossilized insects anywhere.

A small metropolis of Pueblo cave dwellings have been carved right into the hillside of this national monument.

A recreation of the doomed ocean liner in the middle of the Smoky Mountains.

The stones that traveled from Spain to eventually become a holy place for San Francisco's nature worshippers.

A wild west cemetery in Tombstone, Arizona, provides a window into the Old West.

Despite violent work crews and massive delays this abandoned canal tunnel was built to last into the modern day.

Visit the monolithic tomb of America's most famous general.