An annual festival celebrating Colorado's most famous frozen corpse.

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.

The largest self-built castle in the U.S., six decades in the making.

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

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

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

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

This "zoo" is a cross between a junkyard and a sculpture garden, featuring animals you won't see anywhere else.

Toss a Frisbee through the ruins of this Colorado gold mining town.

The clock that sets them all.

A stark reminder of the huge nuclear weapons plant that once stood on the site and its effect on the surrounding area.

This sidewalk tribute honors Colorado's great culinary creation.

A technicolor place of worship for Elevationists.

A prehistoric rock shelter that's literally in someone's backyard.

In the middle of a suburban Denver neighborhood is a cave that once provided solace for a prominent Ute chief and his family.

A tiny collection of traditional Japanese woodblock prints, open only when the owner feels like it.