The North Peak's Green Pond, at an altitude of 3422 meters, is an alpine glacial pond, something rare indeed in Taiwan. Under the dappled shade of the dense forest, Green Pond reveals itself in the shape of Taiwan. It never fails to impress visitors. Descending along the Peishen branch ridge of Mt.
其中，標高 3422 公尺的合歡北峰碧池，為台灣罕見的「冰河挖蝕高山水池」，濃密森林掩映下，滿水位的碧池會呈現台灣地圖形狀，每每讓遊客嘖嘖稱奇。