Evolution of the Sudetic Guiding Model after 1945 A tourist guiding in the Sudetes came into being very early - as one of the firsts in Europe - in the second half of the 18th cent. Because of a significance of Polish visitors' presence, guides of a Polish origin were known on a Polish side of these mountains, like Jerzy Suchodolski (1785) or Walenty Grzata (ca. 1845). In 1817 a first professional guides' organization was established at Jelenia Gora as a first one in the World. It had 78 members in 1839. In the beginning of the 20th cent., the Sudetes - together with the Karkonosze (Giant Mts.) were equipped already in a dense net of shelters and trails, so guiding services were covering mainly individual visitors, families and little groups. This situation was changed after 1945, when German population was replaced by Polish settlers. The tourist model became different. It was caused