Two photographs of the south pole of Mars. These images were taken by the Viking missions of the 1970's and used to help land the Mars Pathfinder in the 1990's.

Two photographs of the south pole of Mars. These images were taken by the Viking missions of the 1970's and used to help land the Mars Pathfinder in the 1990's.

Two photographs of the south pole of Mars. These images were taken by the Viking missions of the 1970's and used to help land the Mars Pathfinder in the 1990's.

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