I am coming to russia soon and a lot of people say how dangerous it is ,I will be on my own, I was hoping to travel by train from Moscow to smolenks ,, I was going to get taxi from airport to train station , then buy my ticket is it a direct train or do I have to change ?? I speak no Russian ?? Will it be easy for me to buy a train ticket speaking English or with it written down ?? Please advise ,, and what's the weather like is it ice cold or warming up ??