The oldest continuously operating Catholic school west of the Mississippi.

Once the largest windmill outside of Holland, with enormous 114 foot sails.

A watering hole where the options for seating include a bar, patio, or subterranean cave.

The Empire Mine is "one of the oldest, largest, deepest, longest and richest gold mines in California."

Central City celebrates its most famous madam by racing beds down Main Street.

It would be easy to walk past this unusual piece of art and have no idea it pays tribute to the odd life of a real chicken.

Site of the 1879 Cheyenne Outbreak and the site where famed Sioux chief Crazy Horse met his fate.

This was once the home of Gahan's Saloon, Denver's most storied speakeasy.

One of the greatest heroes of the Titanic tragedy came from humble beginnings to this beautiful home.

This Chinese-style quartz sundial was saved in its final hour.

The final resting spot of the Colorado Transportation Department's beloved unofficial mascot.

There are eight natural springs around town, each with a slightly different taste.

The little-known, 300-year history of the area includes former lives as a bustling tobacco port, parking lot, and industrial dump.

A near tragic event on this bridge helped inspire the classic film "It's a Wonderful Life."

This southwest-styled home in Santa Fe claims to be the oldest house in America thanks to an ancient bit of foundation.

This innocuous New Mexico storefront was once the secret jump-off spot for Manhattan Project scientists.

These Pre-Columbian petroglyphs contain representations of birds, deer, hunters, and even some early Native flute players.

A sprawling collection of over 106,000 toys from around the world.

The remains of Martha, the last known passenger pigeon, serve as a tool to educate about conservation.

The "lovely red Vega" of the legendary record-settling pilot.

Washington's iconic carousel has a nice piece of Civil Rights history.

Giant origami sculptures tucked into desert scenery beckon passers-by to explore further.

Wedding chapel's mysterious spiral staircase said to be miraculously constructed.

Residents of Fremont in Seattle have considered it the center of the universe since the 1970s.