Beating out all other concrete competitors, this massive garden feature's pointy hat has earned it a world record.

Four glass boxes hover over 1,000 feet in the air to give visitors an unparalleled view of Chicago.

Small plaque marks the spot, but the true center is located about half a mile away on a private pig farm.

It's big, it's a ball, and it's made of twine—the world's largest of its kind.

Once a year, at exactly 11:11 a.m., this monument comes to life.

A former department store turned into a quirky restaurant.

A museum that houses the world's largest collection of ventriloquism dummies.

These mid-century motels once housed the workers who built the Glen Canyon Dam.

In this small Phoenix taxidermy emporium, you can find everything from a squid in a jar to a freeze-dried toad.

An ancient octagonal weather station named for the eight Greek gods of wind.

A museum and apothecary garden devoted to the history of frontier medicine.

Tucked away on an empty wooded lot in suburban Oklahoma City lie the remnants of an abandoned circus camp.

This majestic tree has survived 400 years of storms, droughts, and floods, and is a beloved natural landmark in Missouri.

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

Curious cave that stays a cool 56 degrees all year long.

Like Stonehenge, but with boats and oodles more charm.

This century-old painting of a portly 10-foot-tall man spent years hidden behind plaster.

Hundreds of samples of "Devil's Rope" hide in a defunct vintage elevator.

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

An abandoned town is hidden in Great Smoky Mountains National Park.

It may take some time to locate, but it's sure to warm even a heart of stone.

At 135 years old and counting, this historic print shop is heaven for poster nerds and music buffs.

This Tennessee manse was built so opulent that the very utilities doomed it to fail.

Knoxville’s architectural icon was the symbol of the 1982 World’s Fair, even catching the googly eye of Bart Simpson.