See map of Vienna section of course

Bring $2.10, or a little more to be safe.
Follow the Custis Trail 5 miles out to gazebo (W&OD Mile Marker 4).
Turn right on W&OD.
Water fountain at Mile Marker 7, just before at Rt 7.
W&OD passes over Rt 66, then Beltway near Mile Marker 8.5.
After Beltway, go another 0.5 mile then turn left at the next light on Gallows Rd.
Travel 0.5 mile, cross street and turn right on Cottage St.
   (To cut off run here, continue on Gallows Rd. to Dunn Loring Metro (see map))
Follow Cottage for 1.5 miles, crossing past Cedar Rd.
Still on Cottage, take the 5th left after Cedar onto Kingsley Rd.
Travel 0.5 mile on Kingsley, then turn left on Nutley Rd. at light.
Cross street and turn right onto Virginia Center Blvd.
Enter Vienna Metro and get $2.10 pass. (Metro opens at 8am)
Take Metro to Rosslyn while stretching and sweating on tourists. (25 minutes)
Sprint up the short escalator at Rosslyn.
Exit station, and turn right then left to run back to Iwo Jima.