In this century-old literary safehouse, print is alive and well.

An essential stop before plundering, BYO Cutlass.

A nondescript building that's been functioning as a speakeasy for nearly a century and a half.

A shop full of natural curiosities, carnivorous plants, and costumed taxidermied mice.

A museum befitting the city responsible for supplying the majority of the world's LSD.

Its buzzing collection honors vibrator history.

Relics of the 1894 Midwinter Exposition continue to delight visitors today.

A tiny theater hidden in an alley plays a constant stream of short silent films for anyone willing to peer through the peephole.

This shop specializes in oddities and Victorian-inspired wonders.

In all of the 29 years it was in operation, no prisoners ever escaped successfully... or so they claim.

An artsy hidden staircase leads to breathtaking views of San Francisco.

Collection of trolley cars in the woods represent one man's attempt to preserve transportation history.

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

One man's love for East Coast diner culture brought an entire eatery all the way from New Jersey to Colorado.

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

The burial grounds of a secret society includes fences topped with fake Tesla balls.

There are eight natural springs around town, each with a slightly different taste.

The oldest operating cemetery in Denver is the eternal home of some of the Centennial State's most famous residents.

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

A recreation of an Old West apothecary full of curios.

When zealous marijuana enthusiasts kept stealing the "Mile 420" highway marker, the State of Colorado got creative.

The scene of one of the darkest moments in American labor history has been left essentially untouched since the tragedy.

See six states, pickled freaks, rocks, and antiques.

Silver in the hills led to the speedy creation of this boom town and a lack of it saw the town abandoned nearly as quickly.