| Berlin Road Preserve | |
| Source: | Berkshire Natural Resources Council |
| Other maps: | aerial |
| The Berlin Road Trail System | |
| Source: | Williamstown Rural Land Foundation |
| Other maps: | aerial |
| The Clark Grounds | |
| Source: | Sterling and Francine Clark Art Institute |
| Field Farm | |
| Source: | The Trustees of Reservations |
| Fitch Memorial Woodlands | |
| Source: | Williamstown Rural Land Foundation |
| Other maps: | topo aerial |
| Harmon Pond Preserve | |
| Source: | Williamstown Rural Land Foundation |
| Other maps: | aerial |
| Hemlock Brook | |
| Source: | Williamstown Rural Land Foundation |
| Other maps: | topo aerial |
| Hopkins Memorial Forest | |
| Source: | Williams College |
| Lehovec Natural Area | |
| Source: | Williamstown Rural Land Foundation |
| Other maps: | topo aerial |
| Mountain Meadow Preserve | |
| Source: | The Trustees of Reservations |
| Mt. Greylock State Reservation | |
| Source: | Mass. DCR |
| Other maps: | Greylock Glen suggested day hikes |
| Also in: | Adams Cheshire Lanesborough New Ashford North Adams |
| Pine Cobble Preserve | |
| Source: | Williamstown Rural Land Foundation |
| Other maps: | aerial |
| Also in: | Clarksburg |
| Sheep Hill | |
| Source: | Williamstown Rural Land Foundation |
| Other maps: | topo aerial |
| Smith Property | |
| Source: | Williamstown Rural Land Foundation |
| Taconic Trail State Park - Phelps Trail | |
| Source: | Mass. DCR |
| Taconic and Hancock Wildlife Management Areas - E. Howe Forbush Sanctuary | |
| Source: | MassWildlife |
| Also in: | Hancock |
| Tenney Woodlands Preserve | |
| Source: | Williamstown Rural Land Foundation |
| Other maps: | topo aerial |
Sully says check out the Masstrails Big Map! Interactive, zoomable, clickable map of every rail-trail in Massachusetts plus highlights of open spaces from the Cape to the Berkshires!