A colorful architectural gem in Seattle's uniquely modern Central Library.

A wall of chewing gum moonlights as collective art.

Couple's personal collection of pinball machines turned public pinball museum.

A little piece of the Shire is hidden behind a plant nursery in Port Orchard, Washington.

A whimsical village of unique treehouses resides in a Washington forest.

Rustic natural hot springs in the deciduous rain forest.

The longest continuous lava tube in the continental U.S. offers 2.5 miles of dark explorations for the adventurous.

A museum dedicated to the history and exploration of both popular music and science fiction.

Stroll through a wonderland of stupendous moss-covered trees.

A 100-year-old purveyor of curiosities, curios, and kitsch featuring mummies, shrunken heads, and a Fiji Mermaid.

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

An old-timey wax exhibition campily depicting New Orleans legends and scandals.

A typical "Old South" manor, once owned by author Anne Rice, served as the setting for several of her witchcraft sagas.

This colorful New Orleans bookstore features rare and used titles, with a specialty in Cajun fare.

Introducing the Green Fairy to her fawning masses.

Site of a former hidden treehouse in New Orleans.

The oldest operational cathedral in the U.S. has one shell of a way of projecting speakers' voices.

The oldest family-run restaurant in the United States is a living museum of New Orleans dining history.

A small park on Bourbon Street features life-size bronze statues of New Orleans musicians.

The stone labyrinth in this New Orleans city park was laid to symbolize healing in the wake of Hurricane Katrina.

A house of courtship where the Jazz Age's most storied lovers got their start.

This float factory takes the mask off of Mardi Gras and lets visitors see where the magic happens.

The only rotating bar in New Orleans has been slowly spinning since 1949.

The second oldest continuously operating bar in Louisiana.