at , is the highest mountain in South Tyrol. The third highest range is the Glockner Group with the highest mountain in Austria: the Grossglockner at . Another 22 groups reach a height of 3,000 metres. The only group in the Northern Limestone Alps with a three-thousander is the Lechtal Alps, whose highest summit is the Parseierspitze at . 39 groups are over 2000 metres high. Seven of the groups exceed 1000 metres—except for the Vienna Woods, whose highest mountain, the Schöpfl, just reaches an altitude of . Mountain groups as per the Alpine Club classification See List of mountain groups in the Alpine Club classification of the Eastern Alps Other classifications Up to today, there is no internationally accepted classification of the Alps. Beside the common AVE arrangement, the Swiss Alpine Club subdivides the Swiss Alps (including the East Alpine parts) along cantonal boundaries, while Austrian hydrography uses a slightly different orographic system. In Italy and France the segmentation is usually based on the 1926 Partizione delle Alpi. In 2005, a new proposal was made by the Italian Alpinist, Sergio Marazzi, to merge the competing systems of the Alpine states into the Suddivisione Orografica Internazionale Unificata del Sistema Alpino (SOIUSA), but this has not gained a general acceptance. Sources External links Alps Alpine clubs . ! Geographic classifications