Valles Marineris: The Grand Canyon of Mars
The largest canyon in the
Solar System cuts a wide swath across the face of Mars.
Named Valles Marineris, the grand valley extends
over 3,000 kilometers long, spans as much as
600 kilometers across,
and delves as much as 8 kilometers deep.
By comparison, the
Earth’s Grand Canyon
in Arizona, USA is 800 kilometers long, 30 kilometers across,
and 1.8 kilometers deep.
Several geologic processes have been identified in
The >above mosaic was
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