The history of the treatment of mental illness, illustrated in all its gory detail, and housed in an asylum.

European castle ruins in an American state park are actually the product of death and grief.

Curios, scientific antiques, oddities for sale.

The remnants of a 1970 plane crash remain high in the Rocky Mountains.

For over a century, it has been a tradition to raise a flag at the top of this 450-foot sandstone pillar on the 4th of July.

No one knows exactly how deep the world’s deepest geothermal hot spring is.

A multiversal transit station located right below a highway interchange.

A quiet rock and botanical garden is the beautiful centerpiece of Fort Lewis College.

An abandoned sawmill from more than 134 years ago stands testament to the ambition of one man.

A short but powerful waterfall resides amid Colorado’s Great Sand Dunes.

This shrine is an ode to the region's rich Hispanic heritage.

This Colorado fire station has been in continuous operation for more than a century.

A surprising collection of bronze faces beneath a bridge in Loveland.

Ute tour guides have been sharing the ancient dwellings and rock art inside this large park with visitors for more than 40 years.

Up-close opportunities to see working birds of prey.

Above Breckenridge, a destructive mining technique sits sunken in a small pond.

This fully restored synagogue explores the American Jewish experience along the old frontier.

This gallery is home to everything from antiques, to ancient tribal masks.

Take a self-guided tour through one of Colorado's most elevated mining districts.

A riverside tiny house with books and other treasures galore.

Overlooking the Colorado Convention Center is this giant sculpture made from thousands of triangles.

The narrow mountain road that carves a path between Florence and Victor is tied to ghost towns and ghost stories.

The site of the gruesome massacre—and maybe cannibalism—of five men, a tragedy that made Alferd Packer infamous.

Only a few signs remain of the buried Colorado mining town that supplied the uranium for the first atomic bomb.