05-27-2017 Where: Natural History Exhibit Portico Saturday | May 27 | 11 am-1pm Meet at Natural History Exhibit FREE for PTMSC members, $5 for non-members (includes entrance to PTMSC exhibits) Explore the hidden treasures of local tidepools on a guided low tide walk this Saturday with experts from the Port Townsend Marine Science Center. The tidal zones […]