The oldest continuously operating church in California.

This municipal playground was co-created by the father of one of the most playful characters ever.

A castle that was built stone by stone by an eccentric journalist.

A historic fort commemorating the United States' naval history.

A "haunted" landmark on the coast of Southern California.

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

Remains of a Greek freighter trapped off of Rocky Point in 1961.

A huge musical instrument played by the ocean.

A fake town founded by Western movie stars is now becoming a hip desert community.

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

A defensive structure built during the Hundred Years War has remained useful in one way or another for nearly 700 years.

Four hundred granite steps were built into this massive rock by the National Park Service.

The hundreds of movies and television shows shot in this high desert town are commemorated in a unique museum.

The echoes of a railroad town that solemnly mark the end of the line.

A remote crossroads honoring a fallen talent.

These delicate buggers are some of the rarest fossils that have bubbled up from the Tar Pits.

This opulent hotel has been visited by Spider-Man, Charlie's Angels, and the Ghostbusters.

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

A colorful square marks the heart of the city's LGBTQ community.

Carved by a waterfall in a hard-to-reach rock formation, this heart-shaped rock has inspired romantics for decades.

The legendary building that needed ghostly approval before being built.

A beautiful memorial tells the story of a formerly enslaved woman whose kindness shaped a burgeoning city.

Water flowed out of the town's unusual tree stump fountain in the 1930s, and the well still runs today.

Fans of the spicy bright-red sauce can tour where it's made.