Putting on an amazing show of steam and power, Union Pacific Big Boy 4014 storms the Sierra foothills at Penryn as it leads a consist of heritage fleet equipment eastbound on the newer #2 track. Southern Pacific's Donner Pass has brought about many advances in western railroading, including the design of eSPee's famous Cab Forward class of steam locomotives. Almost 67 years after the last Cab Forward plied these rails, those trackside on July 14th, 2024 witnessed the first passage of another famous class of steam locomotives, Union Pacific's Big Boy.
