For decades, this waterfall remained hidden because of an artificial dam.

Labor provided by Great Depression-era programs restored these 25,000 acres in Tennessee.

Enormous lake at the bottom of a unique cave system.

These rows of World War II-era bunkers were the scene of some of the infamous Mothman sightings.

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

A small storefront museum explores the history and myth of West Virginia's famous urban legend.

A particularly creepy abandoned hospital that sparks interest for lovers of the supernatural.

The world's longest known cave system.

Visitors to this arboretum are greeted by three smiling giants crafted from sustainable materials.

A tribute to one of the most famous cowboys on TV, and the consumerism that fueled his popularity.

The tragic reality of a town riddled with rumors of haunts, chemical spills, and serial killers.

This campus museum commemorates a national tragedy.

Memorials and tributes scattered across the university grounds remember a famous national tragedy of the Nixon era.

Hundreds of 19th-century characters descend upon an Ohio town every autumn.

One of the last few period-correct, hand-operated canal locks in the country.

A throwback train ride transports passengers through one of the lesser-known national parks in the country.

A circle of giant painted vases in the former pottery capital of the United States.

A bronze of the man in all his sinewy glory celebrates his longtime connection to the Ohio city.

A favorite of Amelia Earhart, ranking among those rare bridges that can be crossed without changing sides of the river.

The permanent home of Elektro, the celebrity automaton of the 1939 World's Fair.

An office built to look like a giant basket.

A record-size collection of wild-haired troll dolls tells the story of the mythical creature's roots in Scandinavian folklore.

Landmark dedicated to the plight of the American Indian in the 21st century.

Superfans of The Shawshank Redemption can take a driving tour of most of the films real locations.