This is № 440 of Pilentum's model railroad videos. This video presents a model railway tour of an Italian modular model train layout including railroad operations with high-speed trains (“Frecciarossa”) and electric locomotives hauling very long passenger and freight trains.
This is № 411 of Pilentum's model railroad videos. How to build a small model railroad layout in HO scale? Carlo Viganò has solved this model railroading question with his dreamlike layout, which is called Plastico Ferroviario Vallecasanuova.