Bulgarian releif is quite various and abundoned with nature fenomenon. All the mountains offer a deep narrow valleys, gorges and canyons. The canyons differ from each other by style, lenght and difficulty. The main ares for this play are "The South Jendem" of peak Botev, Klisura, Krushuna, Karlukovo, "Vlahi" in Pirin Montain, Glojene, etc. Some of them are for experienced people, and other could satisfy the very beginners. The taste of these still untouched white spots of the nature is more than experience...