stone walls in the kamenny gorod tract are made of megalithic blocks of quartz sandstone

air angle are ash avenues big blocks cave charming chinese circular cloudy complex composed dirt district drain extraordinary finecrystalline formation funny geologic geology gorod grave gray gremyachinsky history home idyllic juicy kamenny low made megalithic national perm petrified pipe pit place prehistory quartz reflected regular ruin sacred sand sandstone shoreline sight silent single space stone streets supernatural territory tomb tour tract tranquil vintage vitamin walls waterfall white wild year