Quirky castle designed by the American actor best known for portraying Sherlock Holmes on stage.

Despite its lavish ornamentation, and wholesome lifestyle of its devotees, this mountain commune has faced its share of issues.

Oldest existing wire suspension bridge in the United States.

The Magical World of George Phar Legler.

Once home to seven different roller coasters, Glen Echo has undergone many transformations since its founding in 1891.

Historic town settled in the 19th century because of its convenient location along a popular coal transport route.

Ten 25-foot-tall, beehive-shaped kilns, abandoned in Death Valley.

20,000 pieces in a Frank Gehry-designed building.

Unique tower has outlasted a takeover of the company.

This golf ball–shaped former desert real estate office now houses a UFO museum.

World War II bunker still standing on the New Jersey beach.

Home with Gothic windows featured in a famous painting.

An architecturally-focused antique shop.

A spiritual vortex among the red rocks in Sedona.

A turn-of-the-century architectural marvel built on healing mineral springs and salt licks.

An homage to everyone's favorite prehistoric cartoon family.

One of the smallest towns in the United States.

Small rustic cabin nested in the mountains of Killington, Vermont.

A home made entirely from scrapped, reclaimed and recycled material in Whitman County, Washington.

Ruins of a Carnegie family mansion on Cumberland Island.

A castle that was built stone by stone by an eccentric journalist.

The Empire Mine is "one of the oldest, largest, deepest, longest and richest gold mines in California."

Neoclassical Revival mansion and set of horror cult classic Phantasm.

Experience the "opulence, grace, and grandeur of Eureka's most famous Victorian Inn."