An old-timey peepshow allows visitors to gawk at some of the world's most freakishly large footwear.

A wall of chewing gum moonlights as collective art.

A house filled to the brim with oddities and curiosities.

Couple's personal collection of pinball machines turned public pinball museum.

Breathtakingly blue walls shimmer inside the "Glacier Behind the Town."

Don't be a grizzly man. Get personal with Alaska's wild bears from the safety of this conservationist camp.

A classic gold rush hotel can be expected to pick up some ghosts along the way, and the Golden North is no exception.

Home to a full cast of the largest woolly mammoth ever recovered in North America. 

Gorgeous cave resemble a winter wonderland.

A skeletal collection of former nautical mainstays.

An auroral research program that superheats the ionosphere.

This frozen tunnel in central Alaska is both an engineering feat and a valuable climate classroom.

This reclusive Hopi village in Arizona has been continuously populated longer than anywhere else in America.

Seemingly grown on some other world, these New Mexico rock formations look like a disused science fiction set.

Hidden inside this Arizona fast food franchise is an in-depth exhibit on the famed WWII counterintelligence program.

A well-preserved Ancestral Puebloan ruin tucked beneath a desert cliff.

This pseudo-steampunk weapons facility is the world's largest wood and glue structure, and packs quite a wallop.

Twenty-seven massive radio antennas on the high plains of New Mexico search for life on other planets.

This centuries-old pueblo church houses the body of a Franciscan friar who is said to be a rare "incorruptible" corpse.

This is one really big nut.

The world's first commercial spaceport is a disappointment of cosmic proportions.

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

Remembering the Alamo with a full-scale replica of the 1836 city.

A four-hour holy-rolling, Hallelujah-shouting, Southern gospel service, rendered as a country market where "All Is Welcome, Jews, and Gentiles."