A 1920s speakeasy that had rum runners racing up and down the shores of California.

The graffiti-covered remnants of a former triangulation station are balanced precariously on this California peak.

The most beautiful Taco Bell in the world even has surfboard parking.

Forgotten and then destroyed by fire, this was once one of the largest saltwater swimming pools in the world.

The southernmost outpost of the Russian Empire in colonial America.

A tribute to the life and work of the beloved "Peanuts" cartoonist.

California's own majestic geyser is powered by a subterranean volcano.

This historic California cemetery holds the bodies of veterans of both the Civil War and the Donner Party.

A sculpture dedicated to Napa Valley's oldest mineral water company.

The largest prehistoric ruins south of the Sahara, once a powerful center of international trade.

A classically inspired temple in Redwood City.

A Japanese corporation has turned this small island town into living modern art gallery.

The fifth-longest natural arch in the world, and the longest outside China.

Thousands of migrating monarchs overwinter clustered amongst the eucalyptus trees.

Every year, over 25,000 monarchs overwinter in Pacific Grove.

This black shoreline is made up of exploded lava particles.

This legendary urban waterfall creates a dazzling display of rainbows.

The largest hot spring in the United States is, as the name suggests, a stunning show of natural color.

Early prototype for Frank Lloyd Wright's Guggenheim.

The last remaining relic of San Francisco's glittering 1915 Panama Pacific Exposition.

This spa theme park lets its guests take a dip in pools of coffee, wine, or ramen broth.

This Big Sur waterfall drops 80 feet directly into the Pacific Ocean, and inspired the hillside house up top.

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

Hanging over one of Japan’s “hidden valleys,” these vine bridges must be remade every three years.