From the South 1. Travel Route 95/128 north. 2. In the Waltham/Lexington area, take exit at sign reading "Exit 30 RT-2A to Concord/E. Lexington." 3. This parallels Route 128. Travel north for ~.5 mi. and take off-ramp to RT-2A west. 4. Continue on RT-2A west for ~1.75 mi. to blinking yellow light. 5. Turn right onto Hanscom Drive and go for 0.7 mi, bearing to left at first chance. 6. Go straight at stop sign and take next left at sign pointing to Concord Park. (Don't go straight into Hanscom Civil Air Terminal.) 7. Pass office complex on left. 8. At stop sign, turn right onto Virginia Rd (only way to turn). Travel for ~.5 mi. to 696 Virginia Road on left. You'll see the Hanscom airfield on the right. 9. Check in with guards.