The Empire Link trail runs for about 1.5-ish miles from the Mid Mountain trail, Past John's 99, to Sam's. This trail is chock-full of bermed switchbacks to rail, roots to pop off of, little lips to preload and blast off of, loam to sink your knobs into, and is just a perfect all-around shred fest!
Park City
http://www.singletracks.com/item.php?c=1&i=7522