READ & HEED: FROM S, W, E: Exit 20, I-93. S on Rte. 3 to Franklin. R on Sanborn Rd. loops around to E. See below. FROM N: Exit 22, I-93. S on Rte. 132. L towards hospital. L at stop. See below. BOTH: Go str. at Calef Hill Rd. to L str. onto Pest House Rd. (rough), go under power line, park on L.