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.
As of 22 March 2013 CENTCOM's commander is General Lloyd J. Austin, U.S. Army. Of all six American regional unified combatant commands CENTCOM is among the three with headquarters outside its area of operations. CENTCOM's main headquarters is located at MacDill Air Force Base, in Tampa, Florida. A forward headquarters was established in 2002 at Camp As Sayliyah in Doha, Qatar, which in 2009 transitioned to a forward headquarters at Al Udeid Air Base in Qatar.