The Per's Corner sign is on Snowmass.  It is named after ski instructor Per Guldbrandsgaard.

See this video, "90 Seconds of Aspen - Per Guldbrandsgaard" https://www.facebook.com/watch/?v=373771933378136

See this Facebook page:  https://www.facebook.com/kelly.beairsto/posts/10160790382438957

 

See photos below and click on images to enlarge.