Origin of the blue-skinned Fugates of eastern Kentucky.

Beautiful waterfalls grace a canyon visibly torn by a violent tornado.

Take a steam-powered ride straight out of the past on this Appalachian rail line.

Lions and tigers and leopards, servals, pumas, bobcats, lynxes, and ocelots... oh my!

Even with only two residents and one building, this tiny Illinois town is famous for its burgers.

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

The lynching and burial site of America's first train robbers.

The only freestanding table rock formation east of the Mississippi.

The mysterious white squirrels of this Illinois city are treated like sacred cows.

European castle ruins in an American state park are actually the product of death and grief.

In the Shawnee National Forest, amazing rock formations peer through the treeline.

River pirates, murderous bandits, and serial killers used this Illinois cave as their debauched hideout.

Hiding behind a grocery store is a spectacular cavern carved as part of an old limestone quarry.

A subterranean haunt where wine and homemade biscottis are always on the menu.

Once an ambitious nature spa, these forest ruins now provide a serene monument to failure.

Erosion and time have created a naturally-formed water park.

This historic motel standing at the "crossroads of America" offers a radio in every room and was saved by local protesters.

An abandoned early-20th-century boomtown sits within the Calico Rock city limits.

The final remnant of the Arkansas zinc industry is this historically protected ghost town.

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

On the side of Arkansas' Great River Road stand the remains of a forgotten World War II POW Camp.

Hike amid the palm trees that thrive among Southern California's Indio Hills.

This natural wonder drops 16 stories straight down through rare flora and streaming waterfalls.

This secluded aqua waterfall in the Grand Canyon is the perfect swimming hole, and the Havasupai tribe's fiercely protected natural wonder.