old cannonballs in fortezza castle rethymno, crete

almirou ammunition architecture attraction bastion building cannonballs castle classic cobblestone courtyard cretan crete culture defense eastern emmanouil fortezza fortification fortress gate greece greek heat hill historical kefalogianni kolpos landmark landscape loophole masonry may medieval military old paleokastro porthole projectile resort rethymno rocks spring stone summer sunny touristic tower travel venetian wall weapons