Statues of Ramona Quimby, Henry Huggins, and Ribsy the dog in the park where their adventures "really happened."

Featuring a casually threatening atmosphere along with dessert and coffee to die for.

This lake in the Cascades lives up to its name, disappearing down a hole every spring.

The seawater playground of gilded-era San Francisco burned to the ground in 1966.

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

A museum befitting the city responsible for supplying the majority of the world's LSD.

A modern mechanical planetary system, part of a 10,000 year clock.

Inside an old airplane hangar, friends and strangers alike play on a massive trampoline.

This shop specializes in oddities and Victorian-inspired wonders.

Only hotel where you can legally launder money.

Floating man-made island and upscale restaurant.

A favorite haunt of dinosaur loving children and hallucinogen loving hippies alike.

Over 315,000 preserved amphibians and reptiles in jars.

Deco Modern sculptures of the people of the Pacific, cast for the 1939 Golden Gate International Exposition.

A 300-ship graveyard, with a few still visible at low tide.

A century and a half of research in the sciences and natural history, still going strong.

Shop selling 500 flavors of soda has something for everyone.

A grove of "candelabra redwoods" deep in California's Lost Coast.

This unlicensed collection of fast-food memorabilia sits on the site of the first ever McDonald's restaurant.

A Swedenborgian glass church surrounded by redwoods sits perched atop a massive landslide area.

Hidden in the Santa Ynez Mountains off Highway 154, this tiny restaurant once served as a stagecoach stop.

Colorful Native American paintings are hidden within this small cavern.

Acres of natural wonders left behind by a socialite-turned-gardener.

Beneath the southern end of the Golden Gate Bridge is the “Gibraltar of the West Coast,” a fort built to protect the San Francisco Bay from naval attack.