Bethlehem Steel built 42 destroyers for the US Navy here during World War II.
These photographs were shot at Berth 240Z in the Port of Los Angeles
The huge Colby Cranes are still standing, a testament to human engineering.
A testament to our war effort.
In a strange symbiotic relationship, Great Blue Heron have found the cranes a perfect place to nest.
Beginning in early March of every year, male Great Blue Herons arrive at the cranes.
In order to attract the female, he must build a suitable nest to raise 1 to 3 babies.