![Steam locomotive pulling mix of passenger and frieght cars](https://www.trains.com/wp-content/uploads/2021/08/TRN_Big_Boy_Day_1_Marlow.jpg)
CHEYENNE, Wyo. — The Big Boy has begun this year’s Big Trip.
Union Pacific Big Boy No. 4014 left its Cheyenne headquarters today, heading east to Sidney, Neb., on the first leg of a month-long, 10-state journey that will take it to New Orleans and back. Union Pacific offers both a detailed schedule and live tracking of the Big Boy on its website, as well as location updates on Twitter.
Watch Trains News Wire for more information as the trip progresses.
![Map showing Big Boy tour route for 2021](https://www.trains.com/wp-content/uploads/2021/07/TRN_Big_Boy_route_2021.jpg)
Uhh…is that a trackmobile/rail car mover on the back? The yellow thing with the window?
no… that is a caboose. UP still has several for the heritage program.
Ah, now I see the steps. Bay window caboose. Thanks for clearing that up.