After Union Pacific began operation of the Moffat Tunnel line in the wake of the Southern Pacific merger, there was a brief era when UP assigned Rio Grande’s GP60s to the Ski Train. On the morning of March 21, 1997, the Rio Grande Ski Train approaches Tunnel 1 east of Plainview, Colorado, led by matching GP60s, Nos. 3155 and 3156.
From a hint of "Bee" (NKP 765), colorful "Bees" (KCS), "Bees" w/ "attitude", to "Bees" that "sting" your eyes, in their own way they have "Bee" on display! Equipment that "Buzzes" with Yellow & Black colors! ("Bees" can still "Bee" entering this "hive"!)