Unique tower has outlasted a takeover of the company.

Kentucky's longest operating jail is now a spooky spot to spend the night.

The first KFC is on the National Register of Historic Places.

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

The decaying remains of a ship whose captain mysteriously disappeared.

A glowing underwater cliff attracts marine life and divers in equal measure.

The capital of the Cayman Islands is a center of offshore banking, but gets battered by blistering hurricanes.

This former small town was destroyed not by the motor oil it sprayed the ground with but by the toxic waste that was added.

Spain's unique Mosque-Cathedral has been a place of worship for both Muslims and Christians throughout its history.

A set of ancient rock engravings that date back to the Neolithic period.

This massive monument towers over the city as a constant reminder of the lives lost during Algeria's hard-won war for independence.

This former cathedral is now a bustling library packed with students and pigeons.

Entombed in this strange, white stone hill are the deadly remains of radioactive weapons production.

After miraculously surviving a giant flood, the 19th-century nut tree and its offspring are protected with their own tiny park.

A sculpture of a giant man escaping from the depths of the Earth.

This wooded grove of beautiful hand-built stone grottos is a hidden gem within a shuttered Franciscan monastery.

Odd castle-like structures for collecting water sticking out of the Mississippi River.

Quirky water tower advertises the long-gone Brooks Tomato Products Co.

The world's largest collection of the world's largest objects is in one small Illinois town.

The oldest soda fountain in St. Louis has been serving up treats for more than a century.

Exploring the past, present, and future of blues music.

On the campus of Franklin College you can get a Benjamin Franklin twofer.

The ruins of an important pilgrimage destination for worshippers of a Maya fertility goddess.

It turns out that a hurricane-prone beach is probably not the best place to house wild animals.