Black Velvet Canyon could well be called the crown jewel of Red Rocks. The black, varnished rock is of the highest quality and its walls host a. Guide, description, photos, and comments for rock climbing at Black Velvet Canyon Bouldering at Red Rock. Marc Horan gets his bearings deep in the climber-swallowing chimneys of Epinephrine (IV ), Black Velvet Canyon, Red Rock National. There are two key spots early on. Black Velvet Canyon Bouldering. Turn into this parking area and follow the pavement east for 0. Route Description From the trailhead, follow the closed road as it narrows to a trail and approaches the black velvet canyon of Black Velvet Canyon. Well, french playboy finally got around to paving the Black Velvet turnoff. Climber's Discussion Forum Recent Route Beta Postings Recent Trip Reports Recent Articles Recent Gear Reviews.