UNESCO world heritage area of Dolomites covers an area of 142 thousand hectares, divided between the provinces of Trento, Bolzano, Belluno, Pordenone and Udine. The recognition of UNESCO enhances the excellence of the area: hospitality, food and wine and services for tourists. Part of UNESCO Dolomites area: the group formed by Pelmo and Croda da Lago; Marmolada Massif, with the highest peak in Dolomites (3.343 meters) and the most significant glacier; the group formed by Pale di San Martino, Pale di San Lucano and Dolomiti Bellunesi; the group formed by Friulian and Oltre Piave Dolomites, the most oriental; the northern Dolomites, including the rugged Cadini, the white Dolomites of Sesto, the austere Dolomites of Ampezzo, the lunar Dolomites of Fanes, Sennes and Braies; the Puez-Odle group, today a splendid Natural Park; the group formed by Sciliar, Catinaccio and Latemar; Brenta Dolomites, the westernmost, where the brown bear still lives; Bletterbach, a unique canyon in the world, in South Tyrol.