The
Karwendel is the largest mountain range of the
Northern Limestone Alps 
. It is located on the Austria–Germany border. The major part belongs to the Austrian federal state of Tyrol, while the adjacent area in the north is part of Bavaria, Germany. Four chains stretch from west to east; in addition, there are a number of fringe ranges and an extensive promontory (
Vorkarwendel) in the north.
Geography
The term Karwendel describes the part of the Alps between the Isar river and the Seefeld Saddle mountain pass in the west and Achen Lake in the east. In the north it stretches to the Bavarian Prealps.