A tiny museum housed in a New York freight elevator specializes in the "overlooked, dismissed, or ignored."

A little-known, but surprisingly large waterfall on the Little Truckee River in the northern Sierra Nevada.

The hall of fame for circus performers.

This heritage museum highlights the importance of the dairy cow as a vital part of rural Maryland's past, present, and future.

A well-preserved quarry and six of eight continuous burning pot kilns used to make burnt lime and crushed stone are highlights of the self-guided walking tour in Fountain Rock Park.

This sound-art installation features songs composed using only the Mid-Hudson Bridge as an instrument.

A classic theatre located along a desolate Montana road.

Louisiana's tallest waterfall is only a short hike away from the middle of nowhere.

This prehistoric karst cave is situated near a working ranch and historic warm springs.

An immense cave that has served as an outlaw's treasure trove, an underground dance hall, a nuclear fallout shelter, and much more.

The ruins of this once-grand mansion are linked to one of the country’s most popular clothing brands.

A rattlesnake museum showcasing over 30 species, in a century-old building that used to be the general store in this tiny West Texas town.

This roadside sculpture garden in New Mexico venerates Mother Earth and outsider art.

This open-pit mine is now an abandoned symbol of Bisbee's copper-mining heritage.

The collection of a paranormal investigator who traveled the country collecting haunted items and stories.

A Google software engineer's Easter egg led to what may be the world's most unusual saved screenshot.

The C. A. Nothnagle Log House stands as the oldest surviving log cabin in the United States, offering a remarkable glimpse into America's colonial past.

One of the oldest continuously operating amusement parks in the U.S. is an open-air museum of Art Deco and neon lights.

A ceramic-tiled room at the Seelbach Hotel said to have secret tunnels used by Al Capone and a crowd that helped inspire F. Scott Fitzgerald's 'The Great Gatsby.'

A crash site in the heart of polar bear territory has become a beloved local landmark.

A mysterious echo seems to defy the laws of acoustics.

Constructed in 1892, this Hinesville jail is now an art gallery.

Not only is this nature preserve the largest protected freshwater island on the East Coast, but it’s also a stronghold of Gullah living.

This former hunting grounds that once attracted U.S. presidents and other luminaries. Now it’s a privately owned research reserve dedicated to environmental sciences.