All Aboard!

I was surprised to see that the RER train that pulled in was a double decker style train. When we rode the RER from the airport into Paris, it was just a single level train. I guess that different lines use different trains based upon the amount of commuters it needs to carry. I've seen that many of the Long Island Rail Road trains are double decker ones now. So far, I've never been on one of those yet.Læs mere