NASA's Mars Global Surveyor shows details near the front edge of a lava flow in the Daedalia Planum region on Mars. Daedalia Planum is a vast region covered with the extremely large lava flows of southern Tharsis.

2 December 2004
This Mars Global Surveyor (MGS) Mars Orbiter Camera (MOC) image shows details near the front edge of a lava flow in the Daedalia Planum region. Daedalia Planum is a vast region covered with the extremely large lava flows of southern Tharsis. The trough in the lower third of the image is a graben formed by extension and faulting of the martian crust. This image is located near 28.1°S, 135.0°W, and covers an area approximately 3 km (1.9 mi) across. Sunlight illuminates the scene from the upper left.

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