Cal- Union Pacific

The Union Pacific pioneered transcontinental rail service. Running freight through half of America meant long consists hauled by some of the largest locomotives ever built. From the steam era, a Union Pacific Type 4-12-2 from 1930, a Santa Fe Type TTT 2-10-2 from 1923, Big Boy 4018 (4-8-8-4) from 1942, on to 8,500 h.p. Super Tubine #14, and more. Roll on!