Also, note the sloped side-walls....so they can ' see ' their enemies (also for more stability, probly on sandy ground) - unlike English castles, which had overhanging towers, with openings ; where they tossed hot oils - shot arrows, threw down excrement, ANYTHING to stop their enemies. o well.....on with it....
3:16 time. NOTICE, the 3/4 moon round, water drain tubes, coming right (right ) out of the wall, near the top half-moon round moulding. They, knew about drainage - unlike todays' modern plastic j u n k. ONE drain, for each shooting opening.
