A sculptural commentary on capitalism pokes up from the East River.

The first custom-designed building to showcase the works of Dale Chihuly is a wonderland of glass and light.

The site of the Wellington avalanche, one of the America's worst railroad disasters.

A house turned museum is the real-life "home" of the fictional main character of The Wizard of Oz.

These World War I shooting range tunnels are now haunted halls of underground graffiti accessed through the roots of a tree.

Alabama has a fiberglass Stonehenge. With apologies to Spinal Tap, this one is full-size.

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

The eerie remnants of an ancient forest were hidden under the sand for centuries.

Home to the Titanic Historical Society's collection.

This futuristic airport terminal was abandoned for decades before reopening as a hotel—with a vintage plane of its own parked out back.

This former mining town was named the most toxic town in America.

This outdoor gallery of graffiti-covered walls pays homage to the past, present, and possible future of street art.

This Boy Scout retreat acted as "Friday the 13th"'s original Camp Crystal Lake.

This frozen tunnel in central Alaska is both an engineering feat and a valuable climate classroom.

An old abandoned mining town in The Adirondacks where Theodore Roosevelt first learned of the shooting of President William McKinley.

A castle built for love, and abandoned due to heartbreak.

The final resting place of the most famous sharpshooter.

A crumbling stone stable and carriage house are all that remain of a manse that was once filled with Egyptian artifacts.

This Great Depression-era creation was once known as the strangest house in the world.

The creek where a shark wreaked terror upon New Jersey, and served as the inspiration for "Jaws."

Sweet Willy, at 30 feet tall, is the world's biggest beagle.

One of America's first dinosaur parks gives a window into Depression-era paleontology.

It's a pretty creepy lock-up.

This prehistoric sinkhole lured exclusively male mammoths to their death, much to the delight of science.