Shipwrecks, ruins, and turtles are all that remain on this haunting Caribbean ghost island.

The floor of the oldest surviving synagogue in the Americas is entirely covered in sand.

The world’s largest truck stop includes a barber shop, chiropractor, and a huge museum with antique trucks.

This massive railroad spike celebrates the 1939 premiere of the movie “Union Pacific.”

One devoted couple has donated multiple recreations of Michelangelo's sculptures to this South Dakota town.

One of the first intercontinental ballistic missile sites in the United States.

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

Calidum et Deliciose Succosum!

A seven-story 1920s mausoleum outside Denver houses thousands of remains.

This iconic science fiction house still looks like something from the future.

This statue of an obscure comic strip hero stands as a tribute to patriotic service and a cautionary tale about embracing fads.

It would be easy to walk past this unusual piece of art and have no idea it pays tribute to the odd life of a real chicken.

These tall, red sandstone pinnacles outside Moab are often forgotten amid their more famous neighbors.

The fifth-longest natural arch in the world, and the longest outside China.

It's safe—and permitted—to walk across these twin natural sandstone arches.

Few things look more out of place than the electric blue ponds in the reddish-brown desert of Utah.

This Moab institution functions as both a rock store and a small natural history museum.

Legends surround this jagged rock formation in the New Mexico desert.

This beautiful Brooklyn monument over a crypt memorializes a grim and largely unknown story from the American Revolution.

Underground vaults of a former brewery beneath Brooklyn's Crown Heights are now used to ripen cheese.

This unusual apartment building may be Brooklyn's own version of the Leaning Tower of Pisa.

One of the deadliest American air disasters is nearly forgotten in Brooklyn.

A 19th-century smallpox cemetery is being reclaimed by scrub forest and sand dunes.

This is not your typical jungle gym.