Big Boy 4014 and 4023 goes into the Mountain in Oklahoma in 4k 

Be sure to check out this video in 4K.
Big Boy 4014 and 4023 goes through a mountain at Oklahoma Model Railroad Association. Modeling Colorado in Oklahoma!
This is Part 2 of 2 of Big Boy. Look for Part 1 of Big Boy going through a storm. • Big Boy 4014 going thr...
This is our HO scale and don't forget we are also building O scale upstairs!
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