Thousands of mounted insects, and some live ones, hide within an otherwise ordinary shopping mall.

Life-sized sculpture of a blue whale made of hand-recycled plastic trash.

One man has carved a number of natural New Mexico caves into psychedelic sandstone temples.

An immersive environment that is part haunted house, part choose-your-own-adventure, and part jungle gym.

If drivers cross the rumble strip on this stretch of Route 66 at just the right speed it plays "America the Beautiful."

Twice a year, visitors can tour the desolate site that birthed the Atomic Age.

The second-largest cave chamber in the world was discovered in 1898 by a 16-year-old and a friend known as "Pothead."

A cave's rare beauty held a cavernous secret hidden underground.

More than 21,000 images fill this overlooked gem of a prehistoric site.

Buried beneath the New Mexico sands are believed to be millions of copies of Atari's E.T. video game.

The state bird of New Mexico, constructed entirely out of garbage.

Natural catch-basin rocks covered in thousands of drawings spanning many millennia.

Housed in a century-old building, this museum's dedicated not just to soft drinks, but to the free enterprise system.

A taste of Middle Earth, in the middle of the Bayou City.

Home to the largest urban bat colony in North America, estimated at 1.5 million bats.

One part antique store, one part curiosities hodge-podge.

A popular swimming hole that hides one of America's most deadly diving spots.

A modernist landscape of water and sci-fi concrete.

An emerald-green grotto just a short trip from Austin.

Walk through row upon row of manicured miniature trees at the United States' largest bonsai nursery.

148 feet long and in the middle of a verdant forest.

This simple badlands butte is the highest point in North Dakota and may be the only high point to charge admission.