In the parking lot of a fast food restaurant, a statue memorializing a prolific bull elephant.

Senators used to relax in the nearly forgotten marble tubs now hidden in the U.S. Capitol Building's basement.

This block in downtown Brooklyn was a hotbed of antislavery activism along the Underground Railroad.

A monument in Washington D.C. marks the spot from which all other roads were supposed to stem.

This museum preserves the heyday of Puerto Rican coffee.

The crumbling remnants of this 19th-century quarantine hospital hint at the touristy island's darker past.

An enchanting natural wonder in Puerto Rico's Camuy River Park.

A natural swimming pool in the middle of the Carite Forest.

This mysterious twin turboprop Grumman G-159 covered in graffiti has spent a decade and a half abandoned.

Giant instrument-shaped home in Fayetteville, Georgia.

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

One of the world's largest automobile junkyards is a unique landscape of metal and moss.

Rock-hewn monastery complex with hundreds of cave structures tucked away into the mountainside.

It's not hard to see why the historic Peabody Conservatory of Music's library has been described as a "cathedral of books."

Duluth mineral magnates built this charming art deco lodge to be their private clubhouse.

Funhouse of found art and participatory sculpture.

After the musical legend's death, his memorial was mysteriously graffitied in gold.

One of the world's premier laboratories for hydraulic engineering research takes full advantage of the water's power.

An abandoned bus station transformed into a museum dedicated to the history of Greyhound Lines, in the place where it all began.

A butcher shop in Minneapolis has all the meats and cheeses you’d expect from any of its kind—except that all the products are vegan.

An architecturally-focused antique shop.

A fitting attraction for the corn capital of the world.

A place where the laws of nature seem to have gone completely berserk... but of course haven't.

A treasure trove of rare and fine fabrics from around the world.