The major river that flows through New York City is the Hudson River. This iconic waterway stretches approximately 315 miles, originating in the Adirondack Mountains and flowing southward into New York Harbor. The Hudson River has historical significance as it was central to early American trade and military strategy. Today, it serves as a recreational area featuring parks, walking trails, and waterfront activities. The river also contributes to the landscape of the city, providing stunning views and opportunities for boating and fishing, essential for New York's vibrant urban culture.