The Breithorn Twins (German: Breithornzwillinge) are twin peaks of the Breithorn range of the Pennine Alps, located on the border between Switzerland and Italy, between the canton of Valais and the region of Aosta Valley. It is located east of the Theodul Pass.
The twin peaks are called Eastern Breithorn/western Breithorn Twin (4,139 m) and Gendarm/eastern Breithorn Twin (4,109 m). They are about 115 m (377 ft) apart.
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