There are three distinct arms to the sound, which is the site of several large waterfalls, notably Helena Falls at Deep Cove, and the Browne Falls which have a fall of over 600 metres.
There are three distinct arms to the sound, which are all to the south of the main fiord. The sound is the site of several large waterfalls, notably Helena Falls at Deep Cove, and the Browne Falls which have a fall of over 600 metres.