banja koviljaca, loznica, serbia. mount guchevo, park and forest. source of mineral sulfuric and ferruginous water

guchevo banja koviljaca loznica serbia forest terrace mountain spring concrete water source stairs fence playground bench rest abandoned footpath deciduous path resort calm september mountains sanatorium podrinje air sulfur machvansky district pulmonary diseases mineral waters vacation park road flora ecosystem nature walk ecology day hill plants treatment prevention europe balkans