16-year-old skier dies after crashing into tree at Eldora Copyright 2013 Scripps Media, Inc. All rights reserved. This material may not be published, broadcast, rewritten, or redistributed. Eldora Ski Resort and last updated 2021-03-01 18:19:50-05 BOULDER COUNTY, Colo. â A 16-year-old skier died in an accident at Eldora Mountain Resort on Monday morning, the second death at the Boulder County ski area in as many days. The Monday death happened about 11 a.m., when Boulder County authorities received a call about a skier who struck a tree on the Lower Ambush Run. The victim, a 16-year-old boy, died at the scene.