HomeUSAMassachusettsGreater BostonGreater Boston BouldersHard Knox RocksHard Knox RocksLAT,LNG 42.44487, -71.04896CREATED UPDATED Edit MapShareDescription[Edit]These are tucked away in suburban Melrose. There are a handful of small cliffs.3 ClimbsComing soon: New Climbs1Left AreteV3-4Bouldering2Exposed ChimneyV1Bouldering3Central ScrutinizerV4Tr · Bouldering