The Bloemen Route, or “Flower Route”, stretches 25 miles through prime Dutch tulip country as a result of “tulip mania,” the world’s first economic bubble.

This little slice of the Netherlands in the Pacific Northwest blooms in a rainbow of color each spring.

Exquisite irises bloom every spring in this hillside garden.

A historic castle that served as a backdrop to part of an elaborate extraterrestrial hoax.

This Route 66 classic sports a giant fiberglass rabbit that you can ride.

A partial tunnel blasted into a steep ridge is all that remains of a failed railway across Arizona.

A working cattle ranch with remarkably well-preserved prehistoric petroglyphs and ancient ruins.

In 1975, a forestry worker in Arizona claimed to have been abducted by a UFO.

An architectural marvel that dates back to the zenith of Indian architecture.

A stately castle in the northern Italian countryside has been restored after years of neglect.

Chewing gum tycoon's memorial lies perched over wife's botanical gardens on Santa Catalina Island.

Denmark’s never-ending bridge.

The final resting place for the famed creator and narrator of "The Twilight Zone."

Recognized the world over as the home of the McCallisters in the 1990 movie "Home Alone."

Dedicated to a local cow who escaped a slaughterhouse and became an international symbol of peace.

An ordinary pond with fish from out of this world.

The only cave in Louisiana has played host to a state's-worth of clandestine activities.

It is believed that this Buddhist temple stands right on the gateway to the underworld.

This neighborhood thoroughfare is haunted by dozens of homemade monsters.

This 14th-century temple is also known as the "Temple of the Golden Pavilion" for its gorgeous gilded reliquary hall.

The “bridge of return” is haunted by a myriad of legends, from ghosts to demons to nuptial superstitions.

Established over a thousand years ago, this family-run teahouse continues to serve skewers of sweet rice cake to this day.

With over 12,000 different species of plants, this botanical garden is Japan's oldest and most diverse.

This one-of-its-kind shipyard brings the 12th-century Viking Age back to life.