The rustic cabin-like decor of this Arts and Crafts-style church reflects the love of nature central to its little-known theology.

A tiny theater hidden in an alley plays a constant stream of short silent films for anyone willing to peer through the peephole.

Bring your own cardboard to the slippery slopes of concrete hidden in a neighborhood park.

The first fresco Diego Rivera painted in the United States can be found in the former San Francisco Stock Exchange.

Early prototype for Frank Lloyd Wright's Guggenheim.

A shop full of natural curiosities, carnivorous plants, and costumed taxidermied mice.

The only theatre in the world constructed specifically for sound movement.

This antique shop specializes in the history of print and design.

This 19th-century church is now a popular roller rink.

This beautiful ridge-top trail is dotted by tiny homes apparently built by a group of itinerant fairies.

This dark, quiet forest on the outskirts of San Diego is dense with rumor and lore.

Behind this beachfront shop lies a spectacular, colorful sea cave with an equally colorful past.

The tiniest tiki room in San Diego.

A couple turned their front yard into an artistic masterpiece.

One man's quest for the ultimate road trip vehicle.

One of the few remaining carousels built by master amusement park carver Charles I.D. Looff.

This store is dedicated to unique found footage and the strangeness of pre-internet pop-culture.

The creator of the carousel's bingo-pinball hybrid survives in California's oldest gaming establishment.

One of the largest helium balloons in the U.S. is a 112-foot ginormous orange.

Working mining and drilling equipment demonstrate 150 years of energy history.

One doctor's retirement plan included opening this award-winning Mexican-Indian eatery on the ground floor of a hospital.

This enormous World War II relic is one of the largest wooden structures in the world.

About 80% of all U.S. avocados are descendants of Rudolph Hass's glorious tree.

Traversing steep Alpine slopes, this engineering marvel is one of the longest and highest funiculars in the world.