Home to the deepest rift anywhere on Earth.

The tragedy of the Japanese internment camps is remembered here by a stark "Soul Consoling Tower."

A 90-foot-tall psychedelic "tree" on the side of the highway has baffled passersby for decades.

Come for the speed, leave in love with the desert.

The most magnificent bottle house in a town strangely full of them.

Odd outsider art installations surround a Gold Rush-era ghost town.

A pop-culture attraction outside of Dyersville, Iowa, hits a home run.

The world’s largest truck stop includes a barber shop, chiropractor, and a huge museum with antique trucks.

These Great Lakes sea caves accessible by boat in the summer turn into temples of ice reachable by foot in the winter.

A bizarre house filled with an astounding array of collections.

Home of the only civilian casualty at the Battle of Gettysburg.

This monument marks the beginning journey of a wounded soldier's leg that ended up almost two states away.

America’s smallest national park site is the former residence of exiled Polish national hero Thaddeus Kosciuszko.

A diorama of the Civil War, fought by cats.

A dramatic, 360-degree recreation of Pickett's Charge in the Civil War.

Steepest flood safety railway in the entire world.

A local prank turned town icon.

Yo, Adrian!

These tourist trap caverns are said to be the former home of a legendary Pennsylvania Hermit.

Tour the dark and beloved poet's former cobwebbed basement, which may have inspired "The Black Cat."

The romance of early commercial flight still fills this Art Deco destination.

The controversial urban planner who designed Washington, D.C., was buried in Maryland, and can presently be found in Virginia.

At Washington's Dulles Airport is a satellite museum (no pun intended) with three quarters of a million square feet of aircraft history.

This isn't your average roadway—it's actually a National Park and a transportation pioneer.