Megachurch turned Catholic church comprised of 10,000 glass panes.

A former utopian healing center created by a huckster and built by derelicts.

A living time capsule of the 1960s Richardson Bay water-front.

Spain's stunning solar energy plant.

One part antique store, one part curiosities hodge-podge.

The most confusing clock in New York.

A Mysterious Masonic tomb in San Luis Obispo.

A collection of 20th-century automata, penny arcade games, and musical contraptions.

San Francisco's newly reopened hands-on science museum.

Climb to the top of the world's largest seated bronze Buddha.

Earth's tallest volcano is sacred to Native Hawaiians, and home to a dozen world-class observatories.

Watch the newest land on the planet form before your eyes.

Once home to over 8,000 exiled Hawaiians suffering from Hansen's Disease.

Race through the maze, get your name on the sign.

Home to the largest urban bat colony in North America, estimated at 1.5 million bats.

A second generation sun-powered marvel lights up the night.

An historic and oft-filmed spot for musclebound iron pumpers on the Pacific coast.

America's most famous piece of self-built architecture.

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

As the highest point in the Mid-Atlantic range this stratovolcano offers spectacular views.

Macabre headstones carved with winged skulls, dancing skeletons, and pithy reminders of impending death.

A former waterfront market is now in the center of town due to some interesting Boston engineering.

The American Revolution was galvanized into serious action due to the tragic clash with British soldiers that occurred at this location.

Historic Hull Street was actually the first street with a proper name in the Boston area.