A focal point of in Denver’s skyline for over a century, inspired by a Venetian basilica.

One of the few surviving Panama Canal steam shovels stands outside a tiny Colorado mining museum.

An innovative local park built from an abandoned sewage treatment plant.

A unique arch graces the Dolores River Canyon near the Hanging Flume.

The remnants of the base where US Army troops learned how to fight in extreme conditions.

A museum of natural history, Edwin Carter's original log cabin home and workshop houses taxidermy specimens.

In the early 1900s, hundreds of Black Americans found opportunity in this now-abandoned rural community.

An ADA-accessible trail and deck offering stunning views of Colorado’s Mount of the Holy Cross.

The home of a formerly enslaved man who went on to become a prospector, entrepreneur, and activist for Black rights.

This 19th-century ranch is being transformed into a residential library with thousands of books about the natural world.

A tiny nondenominational church harkens back to the days of the first homesteaders in the region.

Historic, 19th-century wagon wheel ruts cut into soft volcanic ash.

According to local legend, a tree grew from the stake that killed this alleged vampire. In reality, he probably died from influenza.

Paleoamericans built these ancient walls high in the Colorado Rockies as part of an extensive hunting system.

The decaying ruins of a failed mining company’s water diversion project cling to the side of a desert canyon.

The giant stump of the once towering cottonwood where Ute people held tribal meetings.

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

Happen to come across a dead eagle? Send it to America's official dead eagle warehouse.

"All Mountains - All The Time."

This now-abandoned outcrop is an important Native American spiritual site, overtaken by European settlers and mining pollution.

The world's largest washing machine collection has more than 1,400 antique items in its exhibit.

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

This restored farmhouse is a time capsule of a 19th-century Colorado homestead.

This old train trestle and collapsed tunnel once allowed the railroad to negotiate the steep slopes of the Colorado Rockies.