The Nashua River Rail Trail is a scenic multi-use path located in New Hampshire and Massachusetts. It stretches approximately 12 miles, following the route of a former railroad. The trail is popular for walking, biking, and jogging, offering beautiful views of the Nashua River and surrounding landscapes. The trail is well-maintained and accessible year-round, making it a favorite among outdoor enthusiasts. It connects several communities, including Nashua and Ayer, and features various amenities such as parking areas and restrooms. The Nashua River Rail Trail is an excellent way to enjoy nature while engaging in recreational activities.