Marmot Bridge (upper meeting site): From Portland, take HWY 26 east to the town of Sandy, Oregon. Travel 11 miles past Sandy (continuing east on HWY 26 towards Mt. Hood/Government Camp) and take a Left (north) on Sleepy Hollow Road (right next to a miniature golf course. Continue about 1 mile to a road on the left that crosses the Sandy River on Marmot Bride. A River Drifters van with rafts, easily identifiable will great you there. Please allow at least 30-60 minutes traveling time depending on where you live!