ORT'LER, or Ortler Spitze. The highest peak of the Austrian Empire, on the border of the Tyrol, 68 miles southwest of Innsbruck. It rises to a height of 12,790 feet from the northern portion of the Ortler group, in the chain of the Rhætian Alps. It was first ascended in 1804. The view from the summit is the most imposing of the Eastern Alps.