> on the Queenstown one from top-left: you're going down Gorge, left on Hallenstein to corner of Weaver: one minor hill to overcome. Had you stayed on Gorge to

> on the Queenstown one from top-left: you're going down Gorge, left on Hallenstein to corner of Weaver: one minor hill to overcome. Had you stayed on Gorge to make a left on Weaver, there's a major hill to climb to arrive at the same corner. The slope on Hallenstein looks to be longer than the slope on Weaver. So it's less steep to reach the same height.