<Li> <P> Close - up of blocks being formed, as seen by HiRISE under HiWish program as seen by HiRISE under HiWish program . Many long fractures are visible on the surface . </P> </Li> <P> Close - up of blocks being formed, as seen by HiRISE under HiWish program as seen by HiRISE under HiWish program . Many long fractures are visible on the surface . </P> <Li> <P> Surface breaking up, as seen by HiRISE under HiWish program as seen by HiRISE under HiWish program . Near the top the surface is eroding into brain terrain . </P> </Li> <P> Surface breaking up, as seen by HiRISE under HiWish program as seen by HiRISE under HiWish program . Near the top the surface is eroding into brain terrain . </P>

These surface features from mars also found on earth are