Experience a charming 1930s version of "infotainment."

A Norwegian-born sculptor created these soaring guardian angels at the entrance to Hoover Dam.

These markers are used to document elevation changes around the famed dam.

“Live hard, ride fast, eat pizza” at this joint filled with Evel Knievel memorabilia.

An ancient capital city that dates back 3,000 years and harbors many surprises.

The pits used to load the nuclear bombs onto the aircraft that dropped them over Hiroshima and Nagasaki at the end of World War II.

This abandoned radar site is slowly being taken back by the jungle, its mission cut short by the end of the Cold War.

Where hundreds of Japanese civilians committed suicide to avoid being captured by American soldiers during WWII.

This working class sculpture pounds his hammer all the livelong day.

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

A beautiful footbridge with over 2,000 glass sculptures along the walls and ceiling.

Tacoma's historic Beaux-Arts train station is now a federal courthouse featuring large-scale glass sculptures by artist Dale Chihuly.

This site was a school and a center of Japanese-American life before internment.

Elaborate series of tunnels where traces of mass suicide are still visible.

One of corporate America's best-kept secrets is also one of the most publicly displayed.

During World War II this was the site of an "honor camp" used as a prison for draft dodgers, Native American conscientious objectors, and Japanese-Americans—including a man who brought his case against the camp to the Supreme Court.

This iconic 1958 tower welcomes air travelers to Tucson with neon-lit letters and architectural style.

Sleep where gangsters fell amidst smoke and flame, with nary a bullethole to show for the legendary struggle.

Ninety feet off the valley floor is an ancient dwelling put under protection of the U.S. government by Teddy Roosevelt.

A bronze sculpture of a white dove commissioned by Pope Benedict XVI.

One of the world's largest tanks mimics the experience of watching rare whale sharks, giant rays, and deep sea creatures from the ocean floor.

The seat of the lost Ryukyu Kingdom has survived numerous fires and wars over the centuries.

A high school astronomy enthusiast designed this model of our solar system to be traversed on foot.

Considered by many to be one of the most dangerous highways in Alaska.