HomeUSAMassachusettsEastern, MABorderland State Park EastonWest Side Trail BoulderWest Side Trail BoulderLAT,LNG 42.06070, -71.16640CREATED UPDATED Edit MapShareDescription[Edit]West Side Trail Boulder has a few good problems.4 ClimbsComing soon: New Climbs1Safety PatrolV5-Bouldering2Border CrossingV9Bouldering3You MaeV5+Bouldering4Mae IV5Bouldering