Rolling Rock

Massachusetts State Glacial Rock


Glacial boulder

Glacial boulder "Balance Rock - 004" at Balance Rock State Park in Lanesborough, MA (near Pittsfield); photo by Melville Society on Flickr (noncommercial use permitted with attribution / share alike).

Rolling Rock

Massachusetts designated Rolling Rock (a balanced glacial boulder located in the city of Fall River, MA) as the official state glacial rock of the Commonwealth in 2008.