From ROUTE 2 (traveling westward, from Cambridge/Alewife): Get off at Exit 54B (Waltham Street). Go approximately one-half mile to the first traffic light. Turn right onto Brookside Avenue and follow this road to the school field parking lot. ***NOTE that there is NO exit on Waltham Street if coming from the west, driving east, on Route 2. You have to take Route 128 From ROUTE 128 Get off at Exit 30A (Lexington, Route 2A). Follow 2A (Marrett Road) for approximately 1.5 miles to the first traffic light at the intersection of Route 2A and Waltham Street. Turn right onto Waltham Street and go to the first traffic light. Turn left onto Brookside Avenue and follow this road to the school fields parking lot.