A mega theme park-wax museum mélange containing all things biblical.

Kentucky, Tennessee, and Virginia meet at this point in the Cumberland Gap.

Knoxville’s architectural icon was the symbol of the 1982 World’s Fair, even catching the googly eye of Bart Simpson.

Wild lights and sound effects turn a walk through some caves into an eye-popping 1960s tourist attraction.

The secret city built by the Manhattan Project.

After a water tower painting was accused of being an ad, a simple fix was made that gave the city a motto.

Largest Roman Catholic church in North America.

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

The sci-fi villain is a little-known inhabitant of the U.S. capital's largest cathedral.

This boulder stays on its mountain thanks to a huge chain and on the map due to local legend.

A miniature city built by a single hunchbacked monk.

Some North Carolina Cherokee have been keeping their history alive for decades with a single play.

The "lovely red Vega" of the legendary record-settling pilot.

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

Statue in Salem of the woman who starred as the witch Samantha in the sitcom "Bewitched."

A collection of full-size movie monsters opened to the public.

The history of the treatment of mental illness, illustrated in all its gory detail, and housed in an asylum.

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

Enormous lake at the bottom of a unique cave system.

A bizarre roadside attraction and the first instance of miniature golf in the world.

More than five miles of underground passageways.