| Big Boy 4010 rests in the yard at Laramie. The coal tower at the engine facility looms over the scene, 4010 was built in September 1941, and was scrapped on May 24, 1963, the second-to-last Big Boy to be scrapped. She was also one of three Big Boys cut up at Geneva, Utah that month, the others being 4003 and 4020. Obtained from Union Pacific Steam: Big Boy Portraits |