Cabrillo Marine Aquarium educators lead a tour of the Pt. Fermin tidepools. Starts with an informative slide show in the John M. Olguin Auditorium then a ramble on the rocks to see animals in their natural habitat. Outdoor clothing and sneakers advised. Cabrillo Marine Aquarium, 3720 Stephen M. White Drive, Cabrillo Beach, San Pedro Waterfront. 310-548-7562, www.CabrilloMarineAquarium.org