Launchpad for the US military’s dead mouse operation to battle millions of snakes.

Located on Guam's south shore, this small cave is named for an ancient and powerful Chamorro Chief.

The underground hideout of a Japanese soldier for whom World War II ended in 1972.

The twin towers in this Chicago fountain use 50 foot tall video screens to spit on people.

A military museum and library dedicated to the citizen soldier.

This massive stained-glass masterpiece is thought to be the largest Tiffany dome in existence.

This alley in downtown Chicago held the bodies of over 600 people after the fateful Iroquois Theatre fire.

A gothic church spire sits atop this skyscraper, the tallest church in the world.

A journey begins with a single step, and for many, the road-trip of a lifetime started at this Chicago intersection.

The Denver airport is guarded by a 32-foot-tall sculpture of a demonic horse.

Take a dip in the world's largest mineral hot springs pool.

A focal point of in Denver’s skyline for over a century, inspired by a Venetian basilica.

In a small Japanese garden off a busy Denver street, a memorial to a brave, principled politician.

The building is topped by a Statue of Liberty statue whose torch has stayed burning since the museum opened.

A place to eat for on-the-run agents and espionage enthusiasts.

A natural formation that resembles a camel resting in the New Mexico desert.

A small side chapel in Santa Fe's basilica is home to the oldest statute of the Virgin Mary in North America.

Wedding chapel's mysterious spiral staircase said to be miraculously constructed.

This innocuous New Mexico storefront was once the secret jump-off spot for Manhattan Project scientists.

The oldest continuously occupied public building in the United States.

This giant pocket watch is the third iteration of a local landmark that has been standing just off the Santa Fe Plaza for over 100 years.

The home of famed war correspondent Ernie Pyle is now a library and museum dedicated to his memory.

It's easy to see why this eclectic architectural wonder has been dubbed the "Spaceship House."

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