Hundreds of stone stairs and a winding medieval bridge connect this haunting Spanish island to the mainland.

Madrid's romantically ornate crystal palace has been offering shelter to plants and art for over a century.

Commonly acknowledged as the only public monument to the Devil himself.

A haven for book enthusiasts across the street from Retiro Park.

Over two centuries old and counting, Madrid's massive botanical garden contains one of Europe's only desert environments.

Sitting in the arguable birthplace of the Wild West, this museum holds the largest collection of bronco busting bric-a-brac in the world.

Behind the Cowboy Hall of Fame is a burial ground for good horses and a famed rodeo bull.

Collection of skeletal systems from the "world's leading supplier of osteological specimens."

This quirky Arkansas wax museum does not shy away from the macabre and the grotesque.

This historic hotel on Bathhouse Row in Hot Springs National Park has a storied history of gangsters and baseball greats.

Two gushing waterfalls of hot spring water within a block of each other.

Mobsters came for a soak in the hot springs, and stayed for the illegal gambling and bootlegging.

An ever-growing collection of rare and strange objects owned by local Arkansas illusionist Maxwell Blade.

The awe-inspiring ship from the golden era of cruising has an incomparable history and a reputation as one of the world’s most haunted places.

Built for an exposition in 1915, these horticultural displays have stood the test of time.

One of the few remaining carousels built by master amusement park carver Charles I.D. Looff.

A sculpture of the famous photograph stands on San Diego's "Greatest Generation Walk."

Not truly a ship nor a building, the Navy's first and last "landship" is now abandoned due to clerical issues.

Every weekend, people gather here for a brief chance to see their loved ones on the other side of the United States–Mexico border.

Life in this isolated, hilltop lighthouse was lonely, but it sure was lovely.

This little valley along Highway 1 is engulfed by thousands of lilies during the spring season.

One poet's handmade, anachronistic home.

Haunting and beautiful trees, doomed to die.

This lonesome Monterey cypress has survived centuries of wind, salt, and at least one attempt at arson.