Half-sized replica of the Leaning Tower of Pisa built to honor Galileo.

The only Bahá'í house of worship in North America and one of only a handful worldwide.

Recognized the world over as the home of the McCallisters in the 1990 movie "Home Alone."

Historic home of America's sweetheart sharpshooter, Annie Oakley.

This Harriet Tubman mural went viral for kids interacting with it.

Both the building and blades of this reconstructed 19th-century windmill can turn in a breeze.

Take a dip in the world's largest mineral hot springs pool.

Once owned by the largest employer in Colorado, these ovens have been abandoned for over a century.

The site of a defunct mill, that once supplied marble for the construction of the Lincoln Memorial.

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

It takes a nine-mile hike to reach these hot springs, but weary hikers are rewarded with stunning views and a warm soak.

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

Silver in the hills led to the speedy creation of this boom town and a lack of it saw the town abandoned nearly as quickly.

Fill up your senses in this beautiful riverside garden, dedicated to the works of singer-songwriter John Denver.

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

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.

The oldest continuously occupied public building in the United States.

This giant pocket watch is the third iteration of a local landmark that has been standing just off the Santa Fe Plaza for over 100 years.

In 1967, murder and mayhem disrupted the tranquility along this quiet stretch of Old Route 66.

Stepping away from the glitz of mobsters and casinos to learn about the other history of Vegas.