Located 20 miles from Boston, Borderland State Park in Easton, Massachusetts, offers families fishing, hiking, biking, disc golf and more. The state park is home to the Ames family mansion, which hosts tours — with specific ones just for kids — as well as movie nights. Pack a picnic lunch to enjoy in the park, as there are no restaurants. There are restrooms and drink machines at the Lawrence Newcomb Visitors Center. Daily parking is $5 per Massachusetts vehicle and $6 for out-of-state vehicles. An annual pass is just $60.