This otherwise innocuous bodega was once the headquarters of the most feared assassin's guild in American history.

A miniature world of concrete and stone in Springfield, Ohio.

This Oregon farm is dedicated to teaching people the professional art of tree climbing.

This kitschy tavern is also home to rare early editions of "Treasure Island."

"The Hoppiest Place in the World" holds the world’s largest collection of bunny memorabilia and is a singular testament of a couple's devotion to all things Leporidae.

A retired tobacco farmer's pet project turned into a sturdy miniature city.

This semi-spooky remnant of an abandoned hotel provides fantastic views.

The sole remaining outpost of a once-thriving South Carolina chain still sells “pic-a-nic” baskets.

Astounding collection of coin-operated games and automata.

This stoic, if derpy, giant stands as a monument to Oregon's statehood and the novelty culture of yesteryear.

The highest point in North Carolina and the United States east of the Mississippi River, Mount Mitchell is named after argumentative explorer Elisha Mitchell.

A hyper-luxurious, 12,000- square foot home might be buried beneath Queens, still waiting to protect you from nuclear missiles.

This 40-room dwelling tucked within a cliff was built by the basin's prehistoric residents.

A motel dedicated to Southwestern nostalgia.

Over 20,000 sets of spice shakers reveal the surprisingly telling history of our most basic spices.

This remarkable collection devoted to the study of fish includes 1 million preserved specimens from all around the world.

In the depths of the Everglades, one man has dedicated his life to studying the elusive Skunk Ape.

A small chapel celebrating the spiritual bond between dogs and humans.

400 million-year old limestone caverns nestled in the Ozarks served as shelter and a hideout for cultures throughout North American history.

The exact whereabouts of this surreal cabinet of curiosities are rarely the same place twice.

A former taxidermist has turned his old shop into a folk art mecca.

Bubbling up from deep underground is the warm crystal clear water that fills the Warm Springs Pools, America's oldest spa.

The future of roadside attractions is this sci-fi soda mecca that is home to a 66-foot tall neon pop bottle.

Entering this curiosity shop is like stepping into a mad scientist's lab.