mishkova niva, thracian cult complex in malko tarnovo

ruins rock grave wall garden cemetery tree headstone stonewall monument memorial plant yard boulder building flower mishkova niva cult complex thracian malko tarnovo antique ancient burgas region bulgaria sanctuary consists heroon fenced place tomb necropolis roman villa mines fortress golyamo gradishte peak built large marble blocks dromos corrdors corridors thrace bulgarian mystical religious pagan tradition ruin stone block tock religion architecture historic