Day: April 13, 2026

Whether you run, bike, hike, roll, scoot, or stroll this is your dedicated, safe space for Earth Day play in a beautiful natural area! Ayer, Devens, and the Oxbow National Wildlife Refuge will again host the Open Street and Greenway Earth Day Event on Wednesday, April 22nd, from 2pm-6pm on MacPherson Road. This will be the 5th annual open streets event, celebrating Earth Day by opening the streets to people for recreational activities and the opportunity to experience the beautiful Wild and Scenic Nashua River and Oxbow National Wildlife Refuge in a safe and peaceful manner.