The highest paved road in North America winds its way up Mount Blue Sky in Colorado to an altitude of 14,130 feet above sea level.

Isak Heartstone, a 15-foot wooden troll made out of recycled materials.

Built in 1981 in collaboration with Andy Warhol, this giant piece of pop art stands on the campus of Colorado State University.

A CT scan revealed the identity of this 3,000-year-old mummy that everyone erroneously thought was female.

Tour the world's largest deep-hole dimension granite quarry, where you can view the plant where gravestones are made and roll a ball down the outdoor granite bowling alley.

Former utopian colony based on the belief that the universe exists in a hollow sphere.

Decorative shell walls built in the 1940s sit atop an ancient midden created by the Calusa Native Americans.

Every week, a festive public jam session breaks out in downtown Asheville.

A big museum full of little worlds.

A unique attraction and museum dedicated to exploring iconic roadside structures.

The largest permanent Monopoly board makes one of the longest games even bigger.

Garden dedicated to native carnivorous plants and site of huge flytrap heist.

Gnarled canopies of pink and purple wildflowers arch over the trail to the summit.

The humble gravesite of the man who failed to cash in on his Pepsi-cola goldmine.

The only pachinko parlor in the United States.

This winding road of 318 curves is a must-visit for (careful) motorcycle and sports car enthusiasts.

This Transylvania County city is home to a rare white squirrel population that is descended from an escaped carnival animal.

A six-foot pair of socks hangs from a drawer of the world's largest bureau.

North Carolina's finest examples of Native American pictographs have survived for 5,000 years.

Who needs fancy modern water slides when this giant North Carolina rock works just as well?

This granite rock face is named for the magnificent reflection that occurs when the sun hits it just right.

This woodland architectural installation acts as a camera obscura for the heavens.

This whimsical Oz-themed park had a wonderful impact on the surrounding neighborhood.

Try not to get slimed in Tribeca.