A Boeing 737 fueselage enroute from Kansas to Washington crosses the famous Skyline Trestle on MRL's Mullan Pass.

Three Boeing 737 fueselages appear to be "taking off" as they climb Mullan Pass on the front of the Kansas City - Pasco manifest.

Three of the new generation 737 models (-600, -700, and -900) are in the "Kick Pass" consist as it heads up Mullan Pass. Note the steep grade.