This small fort played a huge role defending Puerto Rico’s capital city.

This bleach-white graveyard overlooking the ocean is accessed through a tunnel.

Legend tells how a Spanish soldier disappeared from this isolated sentry box without a trace.

A Dutch passageway's artistic, aquatic-themed makeover pays tribute to the capital city's famed waterways.

In 1988, jazz legend Chet Baker fell to his death from a window of this hotel facing Amsterdam Centraal.

A layered tribute to the work of mosaicist Isaiah Zagar.

This red-eyed chrome beast pays homage to the popular modern myth of West Virginia's insectoid monster.

The mysterious wonder of an underground waterfall is illuminated by multicolored lights.

A bizarre roadside attraction and the first instance of miniature golf in the world.

Georgia's highest point was given its strange name thanks to a simple translation error.

Where school buses go to die and be reborn as whimsical works of art.

These ancient ritual mounds are our best window into the culture of the ancient Mississippians.

A 19th-century mill complex once powered by three waterways still leaves visible traces in the woods.

This abstract roadside poultry was saved from demolition by outraged drivers and pilots.

The ruins of a cotton mill that was burned in the Civil War are still hidden in a Georgia forest.

Like Mars, but much closer.

The ruins of a paper mill destroyed during the Civil War still tower over a tributary of the Chattahoochee River.

Developers built a Walmart around one family's plot and constructed a mausoleum in the parking lot.

Nature (and graffiti) reclaim this old waterworks that has been surrounded by a bike path and network of walking trails.

A late-night restaurant empire was launched from this humble storefront.

Built in 1968, this arthouse has kept its movie-palace decor and has its own museum.

Just a few miles from downtown Atlanta is a trail covered in a crazy collection of outsider art.

The largest puppetry museum in the United States houses the world's most complete collection of Jim Henson artifacts.

Georgia’s last drive-in movie theater is a relic of a bygone era.