This National Natural Landmark is one of the best examples of a “mass wasting” in the world.

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

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

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

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

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

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.

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.

Isak Heartstone, a 15-foot wooden troll made out of recycled materials.

This massive home was constructed by one of the greatest conservationists in Colorado history.

Birds with backpacks expedite film development for a rafting company on a remote Colorado river.

This underfoot portrait is the work of a disgruntled painter inspired by a tragic poem.

This marker identifies the location where three states converge.

Victorian "Fancy Craft" Hair Wreaths and Relics.

The remains of a World War II-era Japanese American internment camp dot a windswept Colorado hill.

Open-air cremations in Colorado's self-proclaimed spiritual mecca.

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

An enthusiastically interactive mining museum that won't let black lung ruin the fun.

A small store filled with animal skulls and other curiosities.

Once a lonely sentinel on the edge of the Great Plains, this rebuilt trading fort offers a glimpse of life on the Santa Fe Trail.

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.

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