This picturesque cliffside beacon no longer calls to sailors but shines once a year in honor of a famous shipwreck.

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

The largest hot spring in the United States is, as the name suggests, a stunning show of natural color.

These giant metal horses graze on a hilltop near the Montana highway.

The only road through the heart of Glacier National Park.

The wooden airship was the largest flying boat ever built.

Home of Howard Hughes' Spruce Goose.

Fragments of architectural wonders from around the globe are embedded in the newspaper building's walls.

Equal parts record-breaking temple to consumerism and bizarre fun park, it's more than you think it is...

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

A man-made island in scenic San Francisco Bay.

In all of the 29 years it was in operation, no prisoners ever escaped successfully... or so they claim.

Local legend has it that an old, decaying staircase outside this cemetery is haunted by dozens of ghosts.

Home to the deepest rift anywhere on Earth.

The tech giant built three enormous glass orbs in Seattle so employees could work inside a rainforest greenhouse.

The seamy, underground secrets of Portland's criminal past.

The magic's in the hole!

One of the greatest heroes of the Titanic tragedy came from humble beginnings to this beautiful home.

A downtown park built on top of unclaimed graves.

Paranormal experiences in this hotel's room 217 led Stephen King to write "The Shining."

Air Force Academy Chapel made of 100 identical tetrahedrons works to inspire those of all religions.

These faux-cliff dwellings allow visitors to climb around on a replica archaeological site.

The superstar of Cold War nuclear bunkers has been featured in countless films but is now barely operational.

Thanks to a quirk of elevation this gift shop produces magic doughnuts that are found nowhere else on Earth.