THEMIS Image of the Day, August 23, 2019. Arsia Mons is the southernost of the large aligned Tharsis volcanoes. Flows originating at Arsia Mons cover a vast region. The flows in this VIS image are part of the SW flow apron of Arsia Mons. The Tharsis trend runs NE/SW thru the centers of the volcanoes creating regions of greater tectonic and volcanic activities along this trend.
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