Deep Creek Lake State Park, which features Marylands largest man-made lake, offers opportunities to camp, fish, swim and launch your boat in Garrett County. Popular picnic areas offer views of the lake and beach areas. Make sure to visit the parks Discovery Center, which showcases hands-on exhibits for families to learn about Western Marylands wildlife, culture, and historical heritage that have turned this former logging and coal mining region into a popular modern day vacation destination.