Grand Teton National Park Digital Ski Atlas | 45 Ski Lines, 50+ Waypoints, & Technical Considerations Fully certified mountain guide Mark Smiley just created the first ever digital ski atlas for the Grand Teton National Park, WY. Mark is a good buddy from guiding on Mt. Rainier, WA back in the day (and our current roommate) who has skied 36 of the 45 lines in the ski guide. Mark is also an accomplished professional photographer and filmmaker with […] Industry News SnowBrains | February 22, 2017 0 Comments