Madrona Marsh

The Madrona Marsh Preserve, in the city of Torrance in the South Bay region of Southern California, is a seasonal wetland with vernal pools. The 43 acres (17 ha) was a former site of oil wells and is one of the few natural areas remaining within an urban landscape.

Madrona Marsh

The Madrona Marsh Preserve, in the city of Torrance in the South Bay region of Southern California, is a seasonal wetland with vernal pools. The 43 acres (17 ha) was a former site of oil wells and is one of the few natural areas remaining within an urban landscape.