The twin peaks of the Sulur Mountains are a familiar sight from the relatively large northern Icelandic town of Akureyri. The Ytri-Sula peak rises close to the town, while a little further to the south is Sydri-Sula - the higher of the two summits, at 3,980 ft. These mountains were formed mainly from light-colored rhyolite, a result of volcanic activity between eight and nine million years ago.
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