Weißer Stein (Eifel) 2007 the University of Liège executed measurements and found a height of 692 m (TAW, Belgian standard). The altitude meter of Google Earth caused some doubt about Signal de Botrange (694 m TAW) as Belgium's highest point because its vertical reference EGM96 deviates a couple of meters from the German Normalnull and the Belgian TAW, thereby suggesting an altitude of 701 m for the Weißer Stein. An accurate control by the Belgian National Geographic Institute in 2010 showed the Weißer Stein to be at maximum 693.3 m TAW (=691 m NN), with which it differs by less than 1 m
Mount Guajara lower starting point which is at around 1400 meters above the sea level. There are no restrictions or permits for climbing Guajara. Mount Guajara Mount Guajara is a 2718 m high mountain on Tenerife, in the Canary Islands. Mount Guajara along with the entire Island of Tenerife is dormant volcano which has a large crater close to its summit which is accessible by road, the last leg to the summit at the northern end which is its highest point can be reached from a trail head within the crater,there is also an astronomical observatory located along a ridge at the