This plot of old-growth forest is the largest surviving remnant of New York City's original woodland.

South Dakota's oldest operating brewery is housed inside a historic firehouse.

The world’s largest truck stop includes a barber shop, chiropractor, and a huge museum with antique trucks.

Walk through a restaurant's refrigerator door to reach this hidden bar.

It's gunky, it's gross, and it's been freed from the sewer and put on display.

38-story baroque tower reflecting Detroit's rise, fall, and possible rise again.

This 30-foot pile of rocks may be the grave of a mythological Irish queen.

This cemetery overlooking the Benbulben rock formation is the final resting place of one of Ireland's most beloved poets.

An abandoned Victorian-era amusement park is rusting away amidst luxury houses.

Opulent downtown movie theater now houses cars as an indoor parking garage.

The severed head of a 17th-century Irish martyr lies within an intricate golden shrine.

These imposing walls and towers look more like the ruins of a fortress than a monastery.

The ruins of a medieval monastery named after a type of tree.

The wooden octagon in which Huckleberry Finn and A Connecticut Yankee were born can still be visited in upstate New York.

Dedicated to the art and science of glass in equal measure, this space is as much laboratory as museum.

Built in the 1970s, this curious modular home found new life as a sundae-shaped ice cream stand.

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

An almost life-sized elephant named Ms. Ellie greets visitors at this jumbo-themed museum.

This recreation of a 19th-century dime museum is full of oddities.

A dramatic, 360-degree recreation of Pickett's Charge in the Civil War.

The failure of one component toppled this entire bridge during rush hour.

The site of the one and only battle of Lord Dunmore's War.

This red-eyed chrome beast pays homage to the popular modern myth of West Virginia's insectoid monster.

A small storefront museum explores the history and myth of West Virginia's famous urban legend.