At 135 years old and counting, this historic print shop is heaven for poster nerds and music buffs.

This funicular railway rumbles along for a mile up the nearly vertical face of Chattanooga’s Lookout Mountain.

Every day a troupe of pampered water fowl walk the red carpet to their favorite fountain.

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

Home to drunken tower-climbing goats... seriously.

Walk the whole Mississippi River!

The hotel where Martin Luther King Jr. was shot is now a museum dedicated to his work.

Mile-long cave system near Great Smoky Mountains.

This head-spinningly bizarre Depression-era art cave is wall-to-wall quartz and Jesus.

More than five miles of underground passageways.

This replica of the Greek structure is in the heart of Nashville.

The mysterious wonder of an underground waterfall is illuminated by multicolored lights.

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.

Enormous lake at the bottom of a unique cave system.

Home of an evil witch famous within southern folklore.

All that's left of the quintessential "cabin in the woods."

Giant papier mache hog sits on private property.

Together they left this world, and together they shall remain for all eternity.

A home designed to be on the cutting edge of comfortable, low-cost living.

Life-size figures portray depot attendants, train crew, and passengers frozen in time at the oldest railroad station in Arkansas.

Everything in this miniature world was handmade from matches, paperclips, wires, tin cans, and other everyday objects.

This small Arkansas town once had a close encounter with the Beatles, and are determined never to let anyone forget that. Ever.

This one-room schoolhouse in rural Arkansas dates to the 1920s, but looks like it could be the 1820s.