Museum preserving torture methods from the past.

The highest point in Tennessee, Clingmans Dome bears witness to the ravages of one type of insect.

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

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

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

These sub-farmland caves are home to a majestic stalactite known as the "Crystal King."

The world's longest known cave system.

A field of nothing but boulders which resembles a giant's gravel driveway.

Current docking place of the SS United States, the fastest transatlantic ocean liner.

Beautiful Gothic-inspired lighthouse stands out among the run-of-the-mill striped fare on Bodies Island.

A forgotten sea village stands silent after hurricanes deemed it obsolete.

The only known Futuro house in North Carolina sits along a stretch of desolate highway on the Outer Banks.  .

This shifting North Carolina sand dune is an odd little desert surrounded by oceanic forest life.

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

Mile-long cave system near Great Smoky Mountains.

Home to the Amorphophallus titanum "Corpse Flower," which is among the largest flowers in the world and also smells powerfully of rotting flesh when in bloom.

Equal parts record-breaking temple to consumerism and bizarre fun park, it's more than you think it is...

This cave holds a surprisingly colorful variety of geological oddities.

This lighthouse and shipwreck museum keep a torch burning for the memory of the SS Edmund Fitzgerald.

As its grandiose name implies, this wooden dome is unsurpassed in size.

Paranormal activity on the great lakes.

This little barrel-shaped cottage by Lake Superior was once a cartoonist's summer retreat.

Two dozen rescued bears roam (mostly) free at the largest bear ranch in the U.S.

"The Most Boring Road in the State."