Mystery Bay State Park is a 10-acre Washington
state park.Park is reachable by car or boat. The park features 685 feet of saltwater Shoreline
on Mystery Bay and offers a spectacular view of the Olympic Mountains
.This park is of primary interest to boaters, although it is reachable by car or boat.Clams and oysters can be found on the beach at low tide, and crabbing is good off-shore.