9th Annual Smithsonian Magazine Photo Contest Travel
"Mules" work on both sides of a ship using heavy ropes to guide the ship as it moves through the Panama Canal.

"Mules" work on both sides of a ship using heavy ropes to guide the ship as it moves through the Panama Canal.

Photo Detail
Date Taken: 11.2011
Date Uploaded: 12.2011
Photo Location:
Camera: NIKON D300S
Copyright: © Radford Davis