Well, with 49 lands, 4 tiers @ 3 buildings each @ 3 levels each, thats 36 buildings possible. Plus 7 spy, 43, (43^49) plus 2, minus 9^25=1.086362881x10^80. (Note, this is the maximum with differnt building placement, same type, included (ie, stable on land e4 is diff than stable land e5))