2007 Mt. Washington Cross Country Invitational 
Great Glen Tidbits
In 1994 Great Glen Trails pioneered the use of the Global Positioning System (GPS) in wetland mapping when they became the first company allowed to use this technology during the Department of Environmental Services permitting process.
In 1994 Great Glen Trails pioneered the use of the Global Positioning System (GPS) in wetland mapping when they became the first company allowed to use this technology during the Department of Environmental Services permitting process.
