Skip to main content I hiked to a magical sea cave an hour outside SF and want to live there forever FacebookTwitterEmail 1of17 Santa Cruz's Wilder Ranch State Park is home to Fern Grotto Beach, named after a sea cave is carved into the beach’s sandstone cliffs, just below an underground spring that waters a majestic curtain of emerald ferns hanging above its entrance.Liz Celeste/Special to SFGATEShow MoreShow Less 2of17 3of17 4of17 Here's the path down to Fern Grotto Beach.Liz Celeste/Special to SFGATEShow MoreShow Less 5of17 Fern Grotto features a white sand beach that has plenty of room and it's shielded from the wind.Liz Celeste/Special to SFGATEShow MoreShow Less