Quite simply the largest tree in the world (by volume).

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

A hotel and restaurant serving as the mecca of kitsch.

This strange seaside tower got its name from a wealthy eccentric who would hide coins among its stones.

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

Its buzzing collection honors vibrator history.

Giant Redwood-themed cafeteria operates under the golden rule, "Dine Free Unless Delighted."

The ghostly remains of an accidental sea.

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

Water of undetermined depth has attracted rare fish and cult leaders alike.

Marta Becket's hand-painted theater in the desert.

An abandoned Jazz Age dream home and con man's hideout in Death Valley.

The rocks in this arid basin leave trails of movement behind them.

A lawless town deep in Death Valley was famous for its riches and death rate.

The easternmost town in Alaska can only be accessed from Canada.

This historic collection of Native Alaskan artifacts was resurrected through a partnership between the WPA and tribal artisans.

'Cause the fence start shaking, the earth was quaking.

The lighthouse central to the 1980s horror classic "The Fog" is, in fact, located in one of the foggiest areas of the Pacific Coast.

This isolated airport in the middle of the Everglades sees more alligators than planes.

Modern commuters still pass through this 2,000-year-old Roman archway.

A giant poultry statue immortalizes one of Alaska's more humorous town names.