Download coordinates as: The National Park Service has designated eleven National Natural Landmarks in Massachusetts.
Most of these are bogs, swamps, wetlands and old-growth forest.
41°41′32″N 70°57′35″W / 41.692222°N 70.959722°W / 41.692222; -70.959722 (Acushnet Cedar Swamp) 42°03′26″N 73°21′03″W / 42.057222°N 73.350833°W / 42.057222; -73.350833 (Bartholomew's Cobble) 42°38′48″N 72°56′47″W / 42.646667°N 72.946389°W / 42.646667; -72.946389 (Cold River Virgin Forest) 42°02′22″N 72°36′09″W / 42.039468°N 72.602584°W / 42.039468; -72.602584 (Fannie Stebbins Refuge) 41°20′04″N 70°47′45″W / 41.334444°N 70.795833°W / 41.334444; -70.795833 (Gay Head Cliffs) 42°34′33″N 72°53′26″W / 42.575807°N 72.890564°W / 42.575807; -72.890564 (Hawley Bog) 42°38′15″N 73°09′58″W / 42.637455°N 73.166216°W / 42.637455; -73.166216 (Mt.
Greylock Old Growth Spruce) 41°20′07″N 70°18′15″W / 41.335278°N 70.304167°W / 41.335278; -70.304167 (Muskeget Island) 42°09′37″N 70°42′51″W / 42.1604°N 70.7141°W / 42.1604; -70.7141 (North and South Rivers) 42°25′29″N 71°50′18″W / 42.424722°N 71.83825°W / 42.424722; -71.83825 (Poutwater Pond)