The largest arcade museum in the world chronicles the golden age of video games which ended promptly in 1987.

One of the oldest used bookstores in the U.S. has been selling antiquarian treasures since 1825.

A 19th century library favored by Edgar Allan Poe and H.P. Lovecraft, known by locals as "the Ath."

With some 500,000 books across five buildings, this bookstore is a reader's paradise.

The remains of an idyllic small town built for the film 'Big Fish' still stand around a rundown main street.

This natural wonder drops 16 stories straight down through rare flora and streaming waterfalls.

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

A semi-scholarly approach to sex.

Shop selling 500 flavors of soda has something for everyone.

A giant Troll lurks under one of Seattle's oldest bridges.

A layered tribute to the work of mosaicist Isaiah Zagar.

The installation’s official name, “You Who Are Getting Obliterated in the Dancing Swarm of Fireflies,” says it all.

Under the right circumstances, this waterfall in Yosemite briefly turns a luminescent fiery orange.

A theme park that suffered massive flooding during Katrina was abandoned, and now proves irresistible to trespassing explorers.

A roaring, awe-inspiring double cascade of icy water flows through woodland Oregon like something out of a Tolkien novel.

For two weeks every June, fireflies in the Smoky Mountains perform an astonishing light show.

A one-of-a-kind collection of a unique medium.

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

Dramatic river bend surrounds a natural red-rocked pedestal.

An emerald-green grotto just a short trip from Austin.

The neon signs from Las Vegas' past find their final resting place at this unusual graveyard.

A psychedelic labyrinth on the San Francisco bay.

This iconic L.A. bookshop is housed in an abandoned bank—both symbolic and chic.

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