The world's largest key collection features keys to the White House, Frankenstein's castle, and Hitler's bunker.

The world's largest carnivore sanctuary is home to over 450 meat-eating rescues.

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

These decaying bridges 1,000 feet high are a reminder of the skill it took to cross the Colorado Rockies by rail.

The highest paved road in North America winds its way up Mount Blue Sky in Colorado to an altitude of 14,130 feet above sea level.

The world's largest sticker ball weighs in at a mighty 231 pounds.

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

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

Inspired by a music box, a small town Vietnam vet carved an entire carousel full of animals by hand.

The remains of the dam that unleashed a 15-foot wall of water on Denver.

A research lab and hands-on museum where visitors can experiment with retro technology.

Travel through the wholesome amusements of yesteryear at this charming miniature village.

"All Mountains - All The Time."

This museum offers an actual time machine back through Colorado's past.

This eclectic collection documents the wild legacies of "America's Wickedest Street."

One of the greatest heroes of the Titanic tragedy came from humble beginnings to this beautiful home.

A technicolor place of worship for Elevationists.

This modern antique shop is a museum for 1980's Saturday morning cartoon culture.

A collection of over 15,000 zines works to preserve DIY publishing culture.

A downtown park built on top of unclaimed graves.