A heavy Galesburg, IL to Barstow, CA manifest train slowly grinds up the grade of Yampai Summit as clouds roll across the open spaces of Audley Valley.
With the Audley Cliffs loaming in the back, an Atlanta, GA to Los Angeles, CA stack train slowly grinds up the 1.5% grade of Yampai Hill as it prepares to stop at the summit of the hill.
A westbound grain train is plodding up the steep grade from Pica to Yampai summit. After surmounting the grade in another mile, it will be downhill for over a hundred miles to Needles.
In summer '17 another of a parade of westbound BNSF intermodal trains was climbing the east slope of Yampai Hill near Yampai, AZ. on a beautiful afternoon.