· Falmouth Flag Day 5K Run/Walk, 8:45 AM, 263 Grand Ave, Falmouth Heights · Ocean to the Bay 5 Mile Run/Walk, 9:00 AM, Highland Light, 27 Highland Light Road, North Truro · Back to the Future Week, 10:00 AM, Chatham Inn, 359 Main St., Chatham · Mashpee Commons Farmers' Market, 11:00 AM, Intersection of Market Street and Fountain Street in the Mashpee Commons, next to the Organic Market · Bloodroot: A Martha's Vineyard Mystery, 2:00 PM, Titcomb's Bookshop, 432 Route 6A, East Sandwich · Kareem Sanjaghi, 2:00 PM, Cotuit Library, 871 Main St., Cotuit · Cape Cod Hip Hop - Step Up!, 2:00 PM, Cape Cod Community College, 2240 Rte 142, W Barnstable · Ring of Fire - The Music of Johnny Cash, 4:00 PM, Cape Cod Theatre Company, 105 Division St, W Harwich · Nauset Lighthouse Tour, 4:30 PM, Nauset Light, Ocean View Drive, Eastham · Cape Cod Baseball League Games, 5:00 PM, Cape Cod Baseball League Fields - see description · Mass Walking Tour , 6:00 PM, Highland House Musuem, 6 Highland Light Road, North Truro · The Rip It Ups, 6:00 PM, Harvest Gallery Wine Bar, Dennis