A massive hydrovolcanic explosion left a half-mile wide crater in Death Valley.

Colorful Native American paintings are hidden within this small cavern.

A restored 1920s cascade stairway provides one of the best views of Oakland's Lake Merritt.

The only thing stranger than stumbling onto these philosophical musings is the story of the homesteader who created them.

Machinery left over from California's once thriving mercury industry now attracts artists and explorers.

California's oldest wind harp represents a historic piece of America's Danish history.

This former stomping grounds of the most eminent astronomers of the early 20th century.

Arcadia is home to a haven for nature geeks and 80s TV lovers alike.

A burnt orange monolithic dome structure perched on a hillside near Interstate 280.

Come crisp December nights, this fairly plain neighborhood becomes a holiday dream world.

This stunning sea creature-shaped home blends into the landscape like a fantasy villa.

The liveliest ghost town in the state.

A hand-built folk art installation covered with messages of God's love.

Hidden in the hills of Hollywood, this secluded Oz-themed garden is dotted with dozens of thrones.