Mackenzie River great depths to bedrock. A characteristic feature of the delta is its numerous pingos, or hills of earth-covered-ice – some 1,400 of them. The Peel River, carrying much of the runoff from the northern Yukon, joins in the delta at a point northeast of Fort McPherson. Below there, the Mackenzie diverges into several large channels with the largest heading north-northeast, emptying into the Beaufort Sea west of Tuktoyaktuk. At , the Mackenzie River drainage basin encompasses nearly 20 percent of Canada. About , or 54 percent of the basin, lies above Great Slave Lake. Permafrost underlies about three-quarters of the
The River Flows other unreleased material. "(Note these musicians are those present for the 4th disc - see individual entries for the first three.)" The River Flows The River Flows: Anthology Vol. 1 is a progressive rock 4-CD album by Iona, released in 2002. It is a box set collection of their first three studio albums with some re-recording plus a fourth disc which is a collection of additional material from throughout the years. The band's first album, "Iona", has the re-recorded tracks and each of the first three is subtly re-mastered. CD 4 contains new and previously unreleased material including Iona's soundtrack