Lake pontchartrain

In Louisiana's Northshore region, you can take a swamp tour, marvel at historic homes, watch alligators hatch, and enjoy Cajun delicacies.

For National Estuaries Week, get to know the estuarine system that supports 2.1 million people

Lake Pontchartrain, south shore at New Orleans.

LAKE PONTCHARTRAN CAUSEWAY BRIDGE.....Mandeville to New Orleans, Louisiana....composed of two parallel bridges crossing Lake Pontchartrain....longest bridge over water in the world....the longer of the two bridges is 23.83 miles long.....supported by 9,500 concrete pilings.....opened in 1956.... operates as a toll bridge

The Lake Pontchartrain Causeway in Louisiana is the longest bridge in the United States, spanning 23.79 miles across Lake Pontchartrain, it is the longest continuous bridge over water in the world. The bridge connects New Orleans with smaller communities on the north shore of Lake Pontchartrain.

The Causeway Bridge, linking New Orleans to the north shore of Lake Pontchartrain. The longest "continuous" bridge over water in the world.

Cypress trees along the shore of Lake Pontchartrain in Fountainbleau State Park in Mandeville Louisiana, this is why we love our southern landscapes!

Whether you’re sailing away or enjoying fresh seafood, spending your day on the lake is sure to be relaxing. See our guide to all things New Orleans’ Lake Pontchartrain here.