The major river that flows through the city of New Orleans is the Mississippi River. It is one of the longest rivers in North America, stretching over 2,300 miles. The river is vital for transportation, fishing, and agriculture, significantly contributing to the economy of New Orleans and the surrounding regions. The city's location on the Mississippi Delta has shaped its cultural and historical identity, as it has served as a critical hub for trade and commerce since its founding. The river's significance continues to resonate in the vibrant culture of New Orleans.