Mars Hall Gallery celebrates their 11th year with a call to all artists for the Invitational Group Show “Eleven.” There is a $10 fee per piece with a limit of 3 pieces per artist. Registration ends August 1. The show runs from August 13 to October 13 with a Reception 6 to 8 p.m. on August 22. For more information visit Mars Hall Gallery at 621 Port Clyde Rd. Tenants Harbor or marshallgallery.net, email firstname.lastname@example.org or call (207) 372-8194.