Rock the Mill Music Festival is an annual fundraiser for Newlin Grist Mill, a private non-profit historic site and environmental center located in western Delaware County. The organization maintains twelve historic buildings and 160-acres of open space with over 8 miles of hiking trails. The site is a community resource used for education and recreational purposes. Proceeds support preservation and restoration projects on the site. Featuring great food, activities for kids and TEN musical acts – including headlining band WE SPEAK IN SOUNDS – Rock The Mill is the perfect way to relax, have fun, and enjoy the outdoors with family and friends. To see the official lineup or to buy tickets, check out www.rockthemill.org. Cost:$15 presale,$20 at the gate, children 12 and unde free.