The rolling hills on the eastern and western part of the alluvial plains are other significant components of the topography of the state. Rivers and lakes also form a major section of the Louisiana topography. Pearl, Sabine, Red, Mississippi and Atchafalaya are some of the prime rivers of Louisiana. The 2500 coastal islands are an important part of the topography of Louisiana. Lake Pontchartrain, covering a total area of 620 sq miles, is the largest lake of the state of Louisiana. The topographic map of Louisiana, in a way, offers a comprehensive overview of all the physiographic traits of the state. The Louisiana state map is known to offer a detailed insight into the diversified topography of the place.
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