The Märklin Alco PA-1 (37610).
The PA-1 about to round a curve on the mainline.
The Alco PA-1 passing two EMD F7's.
Passing two EMD F7's.
Rounding the curve onto the industrial section of the layout.
Passing the Shell Oil refinery.
Note the driver or, as we call them in the USA, the engineer in the cab.
Entering the short tunnel.
The Märklin Alco PA-1 (37610) waits under the signal tower for clearance to enter the mainline of the city section of the layout.