A cave 150 feet beneath Kansas City is the perfect climate for growing 10,000 delicate orchids.

Three historic trains run on a half-mile track that features a tunnel.

A magnificent church designed by world-renowned architect, Frank Lloyd Wright.

The famous greeting card maker owns a collection of paintings by the famed surrealist.

The crumbling remains of the first Black-owned and operated hospital in Kansas City.

A beloved, quirky little fountain featuring a large frog spitting water at a naked boy.

Undone by Prohibition, this abandoned brewery-turned-flour mill is now ready for its third act.

The world's largest collection of fine-scale miniatures and one the nation's largest collections of antique toys.

To make itself stand out in a city renowned for its numerous museums, this photographic archive resorts to immersively-themed exhibitions.

This wooden mosque is one of the few remnants of medieval Poland's Muslim Tatar community in this deeply Catholic country.

In 2008, this Mexico City metro station was the site of an hours-long fight between emo, punk, and goth groups.

A preserved oasis with traditional Andalusian-style architecture and beautiful views of the Nile.

Vines grow up the metal bars in this public park created from an old machine factory.

Museum dedicated to wax representations of disfiguring diseases.

Giant busts of 42 U.S. presidents are sitting in a field in Virginia.

A deep toxic lake fills this abandoned open-pit copper mine, now a Superfund site.

This cave was hidden for thousands of years, storing the worldly goods of ancient Native Americans.

The mummified relic of St. Catherine sits forever on a golden throne.

The longest of the four remaining covered bridges in Missouri.

This Mediterranean castle was built for a millionaire and his giant dog.

The only remaining Cold War–era Minuteman II missile control center in Missouri.

The only pig museum in the U.S. holds one of the world's largest collections of pig items.

A flat slab of stone perched hundreds of feet above the Gasconade River in the northern Ozark mountains.

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