Wikipedia: Lake Pontchartrain
Profile of the brackish-water lake in southeastern Louisiana that forms the northern boundary of the city of New Orleans.
Environmental Atlas of Lake Pontchartrain
USGS guide to the salt water lake and estuary that was created at the end of the last Ice Age. The atlas provides information on all of the lakes, rivers, bayous, forest, swamps, and marshes that make up the watershed.
Lake Pontchartrain Basin
USGS Center for Coastal Studies investigation of the lake's geologic framework and processes, shoreline/wetland changes, and water circulation.
New Orleans Lake Pontchartrain Camps
Documents the history of the hundreds of camps that once lined the New Orleans lakeshore from West End to Paris Road. Includes photographs, maps, articles, and stories told by New Orleanians.