Green Sun Valley, ID
Roundhouse Lane drops 413 vertical feet over 3,909 feet of skiing, with a steepest pitch of 12° about 190 feet below the top. That's steeper than 31% of the 3,109 green runs we've measured in North America, and the 95th steepest of 99 named runs at Sun Valley. It faces east.
Facing east at an average 6°, Roundhouse Lane gets about 89% of the winter sun that flat ground at Sun Valley does, December through March. That's sunnier than 59% of the runs we've measured, and the 28th sunniest named run at Sun Valley. Its top sits at 8,090 feet.
It gets an ordinary dose of sun: powder lasts a typical amount of time, and spring snow softens on a normal schedule. Shading from ridges and trees isn't counted yet.
under 25°25–35°35–45°45°+ Hover to follow the line on the map.
Measured by ZRankings from 1-meter USGS lidar. Steepest pitch is the steepest stretch of about 50 vertical feet along the skiable line. Run lines come from OpenStreetMap and can sit a little off the skied path.