Taken to Mars, "ice cream" (Figure).

<P> "Mars Express" probe photographed Mars "ice cream" </ P> <P align=center> </ P> <P> European "Mars Express" probe captured this year in February at Mars latitude 70 ° .a huge crater, the inside has a huge depression filled with water ice. .Scientists estimate that depression is about 200 meters deep, crater walls to prevent water ice partial evaporation, Kengbi height of 300 meters. .</ P> <P> whole, will be a crater with water ice on Mars is coming from the choice of future place of study, because the presence of water is to explore Mars, the main conditions. .</ P> </ p>.