October 23, 2024 - Big Boy No. 4014 passes through City of Fort Lupton, Colorado

Check out the moment when Big Boy No. 4014 passed through Fort Lupton, Colorado, truly remarkable to see! Big Boy No. 4014 passed through Fort Lupton today as part of the Big Boy Heartland America Tour. Spectators were set up hours before the Union Pacific steam locomotive passed through. Big Boy is 132 feet long and weighs 1.2 million pounds making it one of the biggest locomotives in the world.