Main Beskid Trail
|Kazimierz Sosnowski Main Beskid Trail|
|Length||496 km (308 mi)|
|Highest point||1,725 metres (5,659 ft)|
The Kazmierz Sosnowski Main Beskid Trail (Polish Główny Szlak Beskidzki imienia Kazmierza Sosnowskiego, "GSB") is a long-distance trail marked in red that leads from Ustroń in the Silesian Beskids to Wołosate in the Bieszczady Mountains.
The longest trail in the Polish mountains, it is about 496 km long, it crosses the Silesian Beskid, the Żywiec Beskid (Beskid Żywiecki), the Gorce Mountains, Beskid Sądecki, the Low Beskids (Beskid Niski) and the Bieszczady Mountains. Covering the highest parts of the Polish Beskids it enables reaching Stożek Wielki (in Czech Velký Stožek), Barania Góra, Babia Góra, Polica, Turbacz, Lubań, Przehyba, Radziejowa, Jaworzyna Krynicka, Rotunda, Cergowa, Chryszczata, Smerek and Halicz as well as to the localities like: Ustroń, Węgierska Górka, Jordanów, Rabka-Zdrój, Krościenko nad Dunajcem, Rytro, Krynica-Zdrój, Iwonicz-Zdrój, Rymanów-Zdrój, Komańcza, Cisna, Ustrzyki Górne etc.
The Main Beskid Trail was created during the interwar period. The route of the western part (Ustroń-Krynica) was designed by Kazimierz Sosnowski and it was finished in 1929. The eastern part, according to the project by Mieczysław Orłowicz, was finished in 1935 and it led until Chornohora that was located at this time within the borders of Poland. Between 1935 and 1939 it was named after Józef Piłsudski.
Currently the shortest time of crossing belongs to Maciej Więcek (inov-8 team PL) and it is 114 hours and 50 minutes. He succeeded to perform this achievement between 20–24 June 2013. Previously for almost 7 years this record belonged to Piotr Kłosowicz to whom it took 168 hours to cover the trail in September 2006. The both contestants overmastered the GSB from east to west, however Piotr Kłosowicz did it without supporting team while Maciej Więcek with the support. In 2014 the ultra-marathon runner Łukasz Pawłowski overmastered the trail in 158 hours and 7 minutes without the supporting team.
- the Mieczysław Orłowicz Main Sudetes Trail.