A mysterious light of unknown origin on the backroads of Missouri.

Low tide reveals 8,000-year-old rock carvings in Southern Alaska.

A huge musical instrument played by the ocean.

The watery grave of an impractical idea.

A Bohemian "anti-hotel" offers off-kilter stays in Sri Lanka.

Two thousand artifacts from around the world collected by one woman who loved to travel.

A wedding chapel, vintage clothing shop, and bar all under one roof.

When Joseph Marconnott died, he had a unique final wish: to be mummified and put on display.

What was once a presidential estate is now an exotic menagerie and home to the Budweiser Clydesdales.

A sculpture of a giant man escaping from the depths of the Earth.

This wooded grove of beautiful hand-built stone grottos is a hidden gem within a shuttered Franciscan monastery.

Nestled in Onondaga State Park, over 100 canoes carefully stacked in a replica of the famous standing stones.

Perfectly preserved ancient monastery in an impossibly dramatic location on a rocky island in the Atlantic.

The remains of a failed attempt at medieval nerdery are hidden deep in the woods of Virginia.

Thirty creepy ghosts now inhabit this decaying 14th-century church.

This canyon is named for a unique geologic formation where the river vanishes underground near the mouth of the canyon and reappears farther down.

This stretch of highway is said to be haunted by ghosts of settlers whose graves were paved over.

A bridge that dates back to the 12th century is said to have made the devil very angry.

The warmest cave in the Ozarks features two seemingly bottomless lakes.

One of the world's largest pyramids stands within El Mirador, the "lost city of the Maya."

Twenty-year effort to raise a castle using tools and techniques from the 13th century is now abandoned in the Arkansas woods.

If there's another drive-through golf-cart bar in a bat-filled cave on top of a mountain, we don't know about it.

Away from the crowds of fishing enthusiasts, take a hike deep into the woods and journey into an eerie darkness.

The wooden house where the jazz great learned to play the piano.