Cayuga Lake: Mud Lock Boat Launch Directions From Rochester: Route 104-East to Route 38-South. At the Village of Port Byron, turn right on Route 31-West. Turn left on Route 90-South in Montezuma. Turn right on Turnpike Road, then right on River Road. The launch is on your left. From Auburn: Route 20-West to Route 90-South. Turn right on Turnpike Road, then right on River Road. The launch is on your left. From Oswego: Route 104-West to Route 38-South. At the Village of Port Byron, turn right on Route 31-West. Turn left on Route 90-South in Montezuma. Turn right on Turnpike Road, then right on River Road. The launch is on your left. From Baldwinsville: Take Route 370-West to Route 38-South. At the Village of Port Byron, turn right on Route 31-West. Turn left on Route 90-South in Montezuma. Turn right on Turnpike Road, then right on River Road. The launch is on your left. From Syracuse: Take NYS Thruway-East to Exit 40 (Weedsport), turn right onto Route 34-South. At the light, turn right on to Route 31-East. Turn left on Route 90-South in Montezuma. Turn right on Turnpike Road, then right on River Road. The launch is on your left.