Original: North Tyrol borders Salzburg in the east , the German state of Bavaria in the north , Vorarlberg in the west , the Swiss canton of Graubünden in the southwest and the Province of Bolzano-Bozen in the south .
Simplified: North Tyrol borders Salzburg in the east , the German state of Bavaria in the north , Vorarlberg in the west , the Swiss canton of Graubünden in the southwest and Bolzano-Bozen in the south .