This natural wonderland is a unique chance to explore a Carolina bay, a mysterious geological formation of unknown origin.

A curious collection of oddities including a lock of Alexander Hamilton's hair and Harry Houdini's ouija board.

This handcrafted, old western-style town is filled with deserted cars, retired movie props, and other forms of Americana.

The sole remaining outpost of a once-thriving South Carolina chain still sells “pic-a-nic” baskets.

The oldest liquor store in the country is a model of resilience and mischief.

This research center for rare prosimians is studying how they sleep to help prolong human life.

Divinely-inspired village houses 6,000 dolls, plus strange and lovely outsider art.

A popular place to pick up prehistoric coral fossils from the time when Michigan was an ocean.

For more than 50 years, an iconic sign has greeted visiting “fudgies” to the Traverse City area.

Easily overlooked in favor of the wineries that dot the region, this blast from the past is equally worth the visit.

It leads to a former hospital’s old root cellar.

Former self-sufficient mental institution now a planned community.

Though its branches are painted bright colors by generations of locals, the tree is said to be a haunted portal to hell.

A subterranean world of tunnels links several buildings of this rare 19th-century asylum.

In the main dining room, a nine-ton boulder caps the fireplace designed by local architect Earl Young.

The iconic D.C. restaurant where the Cuban Missile Crisis was negotiated, now a Walgreens.

America's Most Wanted's set resides in this tribute to the history of crime and punishment.

It was once the base for a series of domestic terror attacks.

Bar full of oddities, specimens, artifacts and homages to the great dime museums of the past.

This unassuming passageway played a key role in one of the most important events in U.S. history.

The world's oldest soul food restaurant is also one of its best.

Amid the sprawling Defense Intelligence Agency Headquarters is one of Washington's least accessible museums.

The district's only illusionarium supports free writing programs for local students with every purchase.

For 60 years, the academy had no permanent location until members voted Washington D.C. as its forever home.