2019 Maryland Rally Martinak State Park Dates: 7-9 June 2019 time to try out the eastern shore of Maryland. Loop B is electric hookup The park is located with a hardwood and pine forests on the Choptank River and Watts Creek. Modern campsites and boating access are available. Amenities include hiking trails, playground, shelters and a nature center. Pets are allowed in all areas of the park except the shelter and cabins.