CLIMATE, LOCATION, CURATIVE FACTORS The spa town Trebon (Wittingau) is located in a large nature reserve (about 700 km²) which since 1979 has also a biosphere reserve recognized by the UNESCO. The hilly landscape is determined by forests, ponds and rivers. From own moor site\'s the sulfur-containing moor is obtained which constitutes the most important means for the cure and that is used for the treatment of diseases of the locomotor system. The peaceful environment and clean air contribute to a constitutional stay.