The world's largest collection of materials relating to lesbian history is housed in a Brooklyn townhouse.

A charming "tea atelier" hidden away in Greenpoint, Brooklyn.

Volunteer-run library dedicated to exploring five decades of activism history.

One of the most enjoyable bits of history at Coney Island and “the most romantic ride in the world.”

A colorful square marks the heart of the city's LGBTQ community.

Frank Lloyd Wright's most iconic home dangles over a Pennsylvania waterfall.

Ride the subways of yesteryear.

See the sky in a new way through this art installation.

This downtown Dallas art installation is always on the lookout.

The upstairs reading room is packed with millions of rare books, literary manuscripts, and historical treasures.

A view-altering observatory at the University of Texas.

Home to the largest urban bat colony in North America, estimated at 1.5 million bats.

One part antique store, one part curiosities hodge-podge.

Continuing the tradition of the dime museum in style.

A collection of over 15,000 zines works to preserve DIY publishing culture.

This tea house was a hand-built gift from Boulder's sister city in Tajikstan.

This super steep hike ascends 2,000 feet in less than a mile.

At the tallest peak in Colorado, an electrifying mix of thin air, lightning, and rivalry.

See six states, pickled freaks, rocks, and antiques.

The world's largest carnivore sanctuary is home to over 450 meat-eating rescues.

At this Denver landmark, the meals are compulsory, the sopapillas are complimentary, and the insanity is everywhere.

Despite being one of the most photographed vistas in the Rockies these twin peaks are rightfully known as the "Deadly Bells."

Thanks to a quirk of elevation this gift shop produces magic doughnuts that are found nowhere else on Earth.

Hidden beneath a bridge, this waterfall is known for the large amounts of graffiti painted on its base.