https://store.steampowered.com/app/2757610/TransSiberian_Express/
Simulator of driving a passenger train in Russia. Buy tickets, buy food, get on the train and go wherever you want. Look out the window and enjoy the view of the Russian expanses.
https://store.steampowered.com/app/2190470/Russian_Train_Trip_2/
https://store.steampowered.com/app/2405740/Russian_Train_Trip_3/
https://store.steampowered.com/app/1653420/Train_Travel_Simulator/
https://store.steampowered.com/app/1918920/Chinese_Train_Trip/