elabuga, tatarstan, russia 30 july 2020: devil`s hillfort on kama river banks on high cliff

aged architecture beautiful brick building bulgar castle citadel cloudy defense destination devil elabuga exterior famous fortification heritage high hill hillfort history kama landmark landscape mansion medieval mound nature old outdoors panorama rain river riverbank rock ruin russian scenic settlement sky stone summer tatarstan temple top tourism tower travel vacation yelabuga