An alley covered with 20 years of bubble gum.

A sign at the end of the Santa Monica Pier marks the traditional end of the legendary American highway.

One of the ghostly stops along Route 66.

The unbelievably opulent home built for an infamous newspaperman.

A graveyard of bathyspheres and diving bells paints a weirdly accurate account of ocean exploration's rickety history.

A building so large that it has its own weather.

This abandoned NASA launch site is now a memorial to a trio of astronauts who were killed there.

Standing at 21-feet tall, this space cowboy adds to the legacy of Route 66's muffler men.

This unusually circular centenarian barn became a Route 66 icon.

Sitting in the arguable birthplace of the Wild West, this museum holds the largest collection of bronco busting bric-a-brac in the world.

Final resting place of Geronimo, Quanah Parker, and the first atomic gun ever fired.

When you can afford only half a road, you build only half a road.

American bison herd descending directly from a Bronx Zoo breeding program that saved the species from extinction.

Along the historic Mother Road is an old gas station with a secret counterfeiting past.

Nature's biggest mammal swims in landlocked Oklahoma.

The world's only museum devoted solely to the art and collection of action figures.

This opulent Pueblo Deco movie palace melds Art Deco and Native American motifs.

This southwest-styled home in Santa Fe claims to be the oldest house in America thanks to an ancient bit of foundation.

A burnt-out motel with priceless Native American artwork in the basement, redeveloped into apartments.

This fast-food outlet is the only space and UFO-themed McDonalds in the world.

The folks at the Devil's Rope Museum want you to get hooked on barbed wire history.

Legend has it the commander of the defenders drew a fateful line in the dirt with his sword just before the final battle.

Two small markers remember the Alamo's feline protectors.

Three hundred years of preserved Spanish colonial history in San Antonio.