Millersylvania State Park 
Off Interstate 5
Olympia, WA 98503
360-902-8844
http://parks.state.wa.us/546/Millersylvania
State Park: Bike, Birding, Camp, Fish, Hike, Picnic, Walk, Water Sports
An 842-acre camping park with 3,300 feet of freshwater shoreline on Deep Lake. The park, filled with trails, is abundant in old-growth cedar and fir trees.