Ponds, marshes, and fields cover 140 acres of this former sawmill complex. Trails and boardwalks allow you to get close to nature and offer amazing views of wildlife, with snowshoeing available in the winter.

This rolling forest has over 20 miles of roads and trails for hiking, walking, and horseback riding. Fishing and hunting are also available, and snowmobiling in the winter.

Breakheart includes two lakes and a large forest.

This former estate features 721-acres of pine needled paths and sunny rolling meadows for hiking, biking, and horseback riding.

Explore 13 islands of Boston Harbor, 2 of which are publicly accessible by ferry in 2021 and offer lots of activities. You'll find swimming, boating, hiking and camping among the most popular. The state of Massachusettes does not provide any accessible swimming options at Boston Harbor Islands. If you want to help make sure everyone can swim here, please reach out to local and state government.

Borderland State Park features a historic mansion open for tours. This park also features trails for hiking, biking, or horseback riding, fishing and boating in the pond, and facilities for tennis and disc golf.

Located only minutes from the bustle of downtown Boston, the DCR Blue Hills Reservation stretches over 7,000 acres from Quincy to Dedham, Milton to Randolph, providing a green oasis in an urban environment.

The Blackstone River features 1000 acres of natural park, filled with trails and historical sites. The park also has biking, horseback riding, canoe access, fishing, hunting, picnic areas and more.

Boston's last remaining salt marsh offers unique views of plants and wildlife as you follow paths to the observation tower.

Beaver Brook Reservation is 59 acres of open fields and woodlands. The ponds and waterfall make the park's north section a delightful place for a walk or picnic. The south section features athletic fields, a spray deck, and more.