The fastest transatlantic ocean liner sat abandoned in a Philadelphia shipyard for decades.

Frank Lloyd Wright’s most iconic home dangles over a Pennsylvania waterfall.

An extraordinary collection of aircraft and spacecraft on display at the original site of the Boeing Company.

The longest and widest floating bridge in the world.

This famous bridge twisted itself into oblivion, but not for the reason you might think.

Rustic natural hot springs in the deciduous rain forest.

Stroll through a wonderland of stupendous moss-covered trees.

Allegedly haunted by Walt Disney himself, this inconspicuous lamp is always kept lit in his honor.

This lighthouse has been guiding shipping into the Golden Gate since before the American Civil War.

800 apricot trees honor Silicon Valley's agricultural history.

Internationally-recognized arts center housed in a century-old former military barracks.

Social saloon from a scrapped trans-Pacific 19th century steamer.

After serving in World War II and picking up Apollo astronauts, this aircraft carrier has been turned into a museum overlooking the San Francisco Bay.

One of the last remaining Carpenter Gothic churches is situated on a wildflower conservatory overlooking the bay.

A museum dedicated to restoring vintage aircraft, located at a working airport.

A decommissioned Naval base now rents itself out for people who want to blow stuff up.

Home to one of the world’s largest collections of model yachts.

The century-old bell and clock tower at UC Berkeley is the third-tallest in the world, and has fossils.

A remote crossroads honoring a fallen talent.

Concrete strongholds stand guard over the Golden Gate.

A Masterpiece with a Tragic History.

A giant can of fruit cocktail is all that remains of what was once the world's largest cannery.

The remains of a deserted steamboat sit rusting beside an old ferry pier and an abandoned train platform.

The Internet Age began with a transmission from this biker bar.