the great tower and the protective wall of the ackerman fortress, bilhorod dnistrovskyi, odesa region, ukraine - 18 july 2021

ackerman akkerman ancient antique architecture attraction bastion belgorod bilhorod bilhoroddnistrovskyi building castle citadel day dnistrovskyi european fort fortification fortifications fortress heritage historic history landmark landscape medieval monument odessa old sky stone stronghold tourism tower travel ukraine wall