The deepest lake in the United States, and once the site of epic destruction that lives on in legends.

Unknown to many, this sparkling turquoise lake hides amid Oregon's snowcapped mountains.

Oregon's unexpected high desert, displaying layers of time in a colorful show.

Home to the deepest rift anywhere on Earth.

This popular pitstop lives up to its name.

This quirky hot springs town known to locals as "T or C" was named after a radio show.

Giant, natural amphitheaters made of delicate geological formations called "hoodoos."

One of the world's oldest and most massive living organisms is a grove of quaking aspens.

Another of California's unused Cold War missile defense complexes has become a graffiti gallery.

The most beautiful Taco Bell in the world even has surfboard parking.

A classically inspired temple in Redwood City.

This old-world mansion with lush gardens is a gem in the heart of Silicon Valley.

This cabin from the 1850s is one of the first structures built by Chinese immigrants in California.

The oldest lighthouse on America's west coast no longer needs keepers, yet they maintain the site anyhow.

This municipal playground was co-created by the father of one of the most playful characters ever.

This striking landscape in northern Vietnam contains both geological and archaeological wonders.

Secret refuge and museum of the Duke of Florence.

An ancient and majestic fortress that played an integral role in Portugal's road to independence.

The world's largest wooden structure.

This giant statue is the product of a mixture of corruption, Stalinist architecture, and North Korean manpower.

One of the most important Krio heritage sites in the country.

This tourist village in Nairobi celebrates the traditional lifestyles and customs of Kenyan tribes.

These Egyptian statues have survived for 3,400 years and were an acoustic wonder of the ancient world.

A tree bears footwear on the loneliest road in America.