A: The two main types of glaciers are continental glaciers and alpine glaciers. Continental glaciers are also known as ice sheets because their form and flow are not significantly affected by underlying geographic formations. Alpine glaciers form on mountains and flow down mountain valleys.
Fast Facts. Location: Hanscom AFB is in Middlesex County, MA, and touches the towns of Bedford, Concord, Lincoln and Lexington - the birthplace of America. Hanscom is approximately 20 miles northwest of Boston, MA; 25 miles south of Nashua, New Hampshire; and 85 miles from Portland, Maine. Hanscom's homepage.
Speed Limits -- Unless otherwise posted, the maximum speed limits are 25 mph on base roads, 10 mph in parking lots, and 15-mph in base housing and entering/exiting the base gates. Vehicle Checks -- All vehicles entering or leaving Hanscom AFB are subject to search.