One of the most scenic falls in Massachusetts has a history of death and grim legend.

A stunning, abandoned limestone quarry in southern Indiana provided the stone to erect the Empire State Building.

Abandoned concert venue legendary for its rock counterculture.

This legendary "evil" doll has been haunting the citizens of Key West for over 100 years.

A tiny red pebble marks what may be the quietest outdoor spot in the United States.

The second largest waterfall by volume in the U.S., Willamette Falls is outdone only by Niagara in the amount of water that is pushed northward.

Unlock the secrets of the conjuring arts.

The longest navigable underground river in the United States is home to countless blind and albino animals.

A 300-yard long natural tunnel runs through a ridge deep in the Appalachian Mountains.

An extraordinary mixture of natural beauty and man-made phenomena.

The original toys that inspired the beloved children's stories are on display at the New York Public Library.

Finale of "William Tell Overture" can be heard as drivers pass over grooves in the road.

See massive fossils that are over 200 million years old in northeastern Arizona.

Less a museum than a bizarre fantasy world created by artists and engineers.

Aqueducts have dramatically changed this old lake, now home to tufa towers and its very own species of tiny brine shrimp.

A sacred site for Native Americans surveyed by George Washington and owned by both King George III and Thomas Jefferson.

Quite simply the largest tree in the world (by volume).

The hike through a narrow river flanked by the 2,000-foot-tall walls of Zion Canyon is one of the best in the world.

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

Where beautiful signs live on forever.

An abandoned facility that has become a place of ritualistic satanic worship, or so rumor has it.

This abandoned asylum was once a state of the art facility before devolving into one of the most deadly mental institutions in American history.

A hands-on traveling collection of the innovative devices of yesteryear.

A stunning, two-tiered waterfall made famous by poets, artists and the legend of a ghost dog.