Men in rubber-soled boots serve as your "brakes" on this toboggan ride Hemingway described as "exhilarating."

A collection of outdoor art by renowned muralist Robert Dafford depicts the history of a flooded city.

Once the largest attraction in Rhode Island, this former amusement park is now a gorgeous coastal state park.

A painted-over wall in Detroit originally built to segregate a black community from an adjacent white development.

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

European castle ruins in an American state park are actually the product of death and grief.

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

The largest self-built castle in the U.S., six decades in the making.

Hidden beyond a kitschy giant beetle is this remarkably sprawling collection of preserved insects.

A renovated hotel is bringing new life to a nearly-abandoned mining town in Colorado.

Inside this casino, visitors are treated to slot machines and a rare German Christmas pyramid.

The narrow mountain road that carves a path between Florence and Victor is tied to ghost towns and ghost stories.

One of nature's most well-scheduled phenomenons resides in Wyoming's Yellowstone National Park.

This museum glorifies the humble potato.

Home to the deepest rift anywhere on Earth.

A bronze replica of half-consumed salt lick honors a quirky town tradition.

Locals dubbed it the "Owl Building" because of its bird-like appearance.

This historic steamboat is scuttled just a few hundred feet from where it was built over a hundred years ago.

These cinderblock farmhouses were actually World War II radar stations in disguise.

Two mammoth statues inspired by equally tall tales lure tourists to this roadside attraction.

A vaudeville performer mounted this hollowed-out redwood log onto the chassis of a truck, and toured the country spreading a message of conservation.

One of the most scenic stretches of road in America winds between some of the country's oldest trees.

Canyon walls shrouded in ferns.

This sculpture garden in Death Valley makes you feel like you've slipped into some alternate reality.