Soo Locks
Jim West/science Photo Library
Soo Locks #1
Jim West/science Photo Library
Soo Locks #2
Jim West/science Photo Library
Soo Locks #4
Jim West/science Photo Library
Soo Locks #5
Jim West/science Photo Library
Soo Locks #6
Jim West/science Photo Library
Soo Locks #3
Jim West/science Photo Library
Whaleback Cargo Ship
Library Of Congress/science Photo Library
Boats In Soo Locks
Jim West/science Photo Library
Ship Taking On Supplies #1
Jim West/science Photo Library
Ship Taking On Supplies #2
Jim West/science Photo Library
Ship Taking On Supplies
Jim West/science Photo Library
Tour Boat
Jim West/science Photo Library
Cargo Ships
Jim West/science Photo Library
Bridge Repair
Jim West/science Photo Library
Man Holding Marine Rope
Jim West/science Photo Library
Cargo Ship
Jim West/science Photo Library
Double-crested Cormorant
Jim West/science Photo Library
Tour Boat And Cargo Ship
Jim West/science Photo Library
Us Coast Guard Patrol #1
Jim West/science Photo Library
Depth Gauge
Jim West/science Photo Library
Us Coast Guard Patrol
Jim West/science Photo Library