This model train layout in HO scale was built by German modellers. There are three different landscapes covering the whole model railway layout. And, there are a lot of North American locomotives and trains, including Amtrak or CSX, etc.
YouTube:
https://www.youtube.com/watch?v=dZ0cc3bIy_o
HO Scale Model Railroad Layout Rail Transport Modelling (Hobby) Train Trains Amtrak Model railway model modelling HO HO gauge exhibition model railroading US model train model train railway railroad Scale Model (Hobby)