Fern Grotto Beach at Wilder Ranch State Park in Santa Cruz, CA is a hidden gem worth the hike. Tucked away in a rocky cove, this beach features a shallow cave draped with ferns that adds a touch of magic to the scenery. The sandy beach offers a peaceful spot to relax and enjoy the surrounding sandstone walls. The hike to get here is part of the adventure, with stunning vistas and a bucolic setting along the way. Don't forget to check out the nearby Sand Plant Beach for a full day of exploration!