A wunderkammer hidden on the top floor of the Hartford statehouse.

This Catskills museum preserves stumps from the earliest known fossil forest on Earth.

The atmospheric ruins of a historic church can be found on a hill above the city of Oviedo.

Knoxville’s architectural icon was the symbol of the 1982 World’s Fair, even catching the googly eye of Bart Simpson.

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

Eight rare Corvettes are swallowed up by a sinkhole in Kentucky's National Corvette Museum.

One of the few surviving "Wigwam"-themed motels.

The world's longest known cave system.

Outstanding taxidermy dioramas showcase the grandeur of the continent's wildlife with spooky realism.

This museum houses two of Mexico's most impressive Aztec monoliths.

A striking depiction of Teotihuacan's mysterious "Spider Woman."

This old-fashioned candy shop, ice cream parlor, and diner served as the setting for one of TV's most controversial series finales.

A "Bugseum" dedicated to all things insect-related resides behind a pest control company.

This symbol of peace is appropriately positioned overlooking the Pacific Ocean.

The Polish capital has had a deep connection to its guardian mermaid for almost a millennium now.

An indoor miniature village and labor of love for Laurence Geiringer, a model railroad enthusiast.

The largest university building in the West is a gothic masterpiece containing dozens of theme rooms based on different countries.

Arizona's first government hub is a rustic cabin now preserved as part of a historical museum.

Historic fortifications form the boundary of Vatican City, but it’s not entirely surrounded by walls.

The oldest colonial fortress in the Americas was once the home and later prison of Christopher Columbus.

Two large-scale sculptures of Adam and Eve greet visitors in the nude at the Time Warner Center in NYC.

A whimsical, but often overlooked clock in Park Avenue.

The lighthouse central to the 1980s horror classic "The Fog" is, in fact, located in one of the foggiest areas of the Pacific Coast.

This landmark building is now a vibrant performing arts space with musical acts from around the world.