"Only the devil could play golf here."

The lowest point in North America is home to an undrinkable pool surrounded by fields of geometric salt flats.

This crumbling Death Valley mining complex was known for its use of giant, 20-mule team wagons.

What looks like a simple quaint estate in rural Pennsylvania was in the 18th century home to a small monastic community.

The world's largest mountain carving could fit all of Mount Rushmore inside it many times over.

Known as the "Cross At The Crossroads," this massive metal cross is just short enough to avoid the FAA.

One of the few remaining relics of the meatpacking hub that made Chicago the "hog butcher to the world."

The unluckiest U-boat in the entire German fleet is now on display in a Chicago museum.

Walk in the footsteps of the famed astronaut at Purdue University.

Purdue students would lean over this iron fence to skirt campus rules against smoking and courting.

Tombstones carved to look like tree trunks are used for multiple generations of family members.

Historians and hobbyists head to this former French outpost for the annual Feast of the Hunters' Moon.

This former Indiana quarry has been transformed into a park and SCUBA site where divers can explore the drowned mining equipment.

The large rock formation where the Shawnee prophet Tenskwatawa stood and encouraged his warriors during the Battle of Tippecanoe.

A chilling disappearance (and rescue) of a child uncovers a geological mystery.

You thought Santa Claus didn't exist, but it turns out you were wrong.

The first spinning jail built in the United States is the only one that still turns.

A turn-of-the-century architectural marvel built on healing mineral springs and salt licks.

The granddaddy of all tourist traps, built on ice water, jackalopes, and a giant dinosaur.

One of nature's most well-scheduled phenomenons resides in Wyoming's Yellowstone National Park.

A fitting attraction for the corn capital of the world.

A grotesque Fiji merman dwells within this traditional Dutch-style building.

The land is home to swimming ponies and a legendary 18th-century treasure.

A desiccated merman and a walrus penis bone are among the oddities in this eclectic collection of shipwreck treasures.