The L.A. Times Outpost blog posted a video some Mount Wilson Observatory workers took while being escorted along the Angeles Crest Highway by the L.A. County Sheriff’s Department.

Like me, you have probably driven this stretch of the Angeles Crest dozens, if not hundreds of times. You have never seen it like this.

by Casey Schreiner

Founder and Editor of Modern Hiker, Author of "Day Hiking Los Angeles." "Discovering Griffith Park," and "Cloud Spotting." Walking Meditator, Native Plant Enthusiast.