A master of trompe-l'oeil creates a stunning, tourist-fooling dome out of a flat ceiling.

An alchemist's "magic door" stands in the middle of a Roman park.

This hidden Art Nouveau courtyard is an opulent feast for the eyes.

Stroll through a wonderland of stupendous moss-covered trees.

The last remaining relic of San Francisco's glittering 1915 Panama Pacific Exposition.

A hotel and restaurant serving as the mecca of kitsch.

Ninety feet off the valley floor is an ancient dwelling put under protection of the U.S. government by Teddy Roosevelt.

A heavenly experience, right here on Terra Firma.

A beautiful geyser under environmental threat.

Its buzzing collection honors vibrator history.

The deepest lake in the United States, and once the site of epic destruction that lives on in legends.

Carnivorous plants, medieval aphrodisiacs, and the largest original wood structure glass conservatory in the western hemisphere.

A beautiful 62-acre Catholic shrine and botanical garden.

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

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

Despite being one of the most photographed vistas in the Rockies these twin peaks are rightfully known as the "Deadly Bells."

Paranormal experiences in this hotel's room 217 led Stephen King to write "The Shining."

Strange red rock formations that have been attributed to a higher power for hundreds of years.

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

A technicolor place of worship for Elevationists.

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

This tea house was a hand-built gift from Boulder's sister city in Tajikstan.

A small window on Via Piella offers a lovely and rare peek at Bologna's lost canals.

California's own medieval Italian castle, authentic down to the 300-year-old iron maiden in the dungeon.