The best-known mountain pass road of the High Tauern is the scenic Grossglockner High Alpine Road inaugurated in 1935, including a tunnel at an elevation of under the Hochtor Pass (). East of it, the Katschberg Pass () on B 99 Katschberg Straße highway parallel to the Katschberg Tunnel links Sankt Michael and Rennweg. Another road crosses the Staller Sattel between Sankt Jakob in Defereggen and Rasen-Antholz at .