If you take the elektrichka from Sevastopol going NW, after 50 km you will come to the town of Bakhchysarai from which, take a marshrutka past the palace and mosque of the Tatar Khan, all the way up to the Uspenskiy cave monastery. Then, proceeding on foot, after a 2 km hike into the dusty countryside, you will at last arrive at the ancient cave city of Çufut Qale.