Black diamond Keystone, CO
Goalpost Gully drops 639 vertical feet over 2,668 feet of skiing, with a steepest pitch of 22° about 910 feet below the top. That's steeper than 13% of the 4,740 black diamond runs we've measured in North America, and the 90th steepest of 140 named runs at Keystone. It faces northwest.
Facing northwest at an average 14°, Goalpost Gully gets about 81% of the winter sun that flat ground at Keystone does, December through March. That's shadier than 53% of the runs we've measured, and the 76th shadiest named run at Keystone. Its top sits at 11,940 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.