How It’s Made-Model Trains by adam November 3, 2021 The Discovery Channel’s How It’s Made show on model trains, I do not own Weaver Models, Discovery Channel, or How It’s Made. I am merely showing it on Youtube to benifit fellow model railroaders like myself. See also Rescuing One Of The Most Sought After Lionel F-3 Ever Made. The #2343. Part 1 of 2