Historical Marker
Caddo Lake
Historical marker location:
11425 LA-1, Oil City, Louisiana
( Marker is on Williamson Parkway, ΒΌ mile west of State Route 1, on the left when traveling west.)
Louisiana was a slave state before the American Civil War, and the state played a significant role in the Civil War. The Battle of Port Hudson, which took place in Louisiana in 1863, was the longest siege in American history.