donje jezero lake in vrelo grze, or grza spring, a clear water spot, taken in winter near paracin, in serbia. it'

vrelo grze lake grza paracin donje jezero spring srbija serbia winter cold nature natural ecotourism forest balkans greenery rural woodland wilderness conservation area leisure countryside travel cultural heritage juzni kucaj fishing spot fresh air day trip sightseeing serbian landscape reserve riparian destination calm hiking trails preserved water clear stream rustic beauty green space recreation environmental preservation