One of the few places in the world home to living stromatolites.

San Diego's most historic and haunted home.

This historic graveyard was partially paved over to create a streetcar line.

One of three official copies of Marcel Duchamp's enigmatic masterpiece is on display in an obscure Tokyo museum.

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

A large sculptural artwork and garden in Escondido, California.

This Pringle-shaped ledge makes for the perfect photo op.

Giant nude woman of Tijuana is also the artist's home.

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

The unbelievably opulent home built for an infamous newspaperman.

Each year these high desert hills are absolutely covered with poppy flowers in a surreal show of nature.

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

A sculpture of the famous photograph stands on San Diego's "Greatest Generation Walk."

The Giant Lemon of Lemon Grove.

An extraordinarily ornate museum in San Diego holds wondrous anthropological treasures.

An inconspicuous footbridge beloved by San Diego locals.

Colorful concentric circles honor a small Croatian town's supposed spot at the nucleus of it all.

A world-class observatory in the California desert.

The ruins of an ancient island city built atop a coral reef in the South Pacific are spectacular and strange enough to have inspired H.P. Lovecraft.

Stripes of flowers bloom each spring in a 50 acre rainbow of color.

These huge stone ovens in the desert fueled the Nevada silver boom, and may have also been a hideout for outlaws.