Hades is just to the right of Purgatory, and the entrance can be sometimes hard to find.
From the northside entrance behind the Outlook Resturaunt, drop in right after the trees begin to open up.
This run will start with a chute, and then become gladed with many challenges and mandatory turning points.
The moguls tend to be nice and round, but on a very steep pitch, so be deliberate and take your time.
Don't get caught too far to the right side, as it can spit you into very tight and steep trees before spitting you out onto Purgatory on the way back to chair E.