How is Rotterdam the largest city in the Netherlands? Amsterdam is definitely larger. What are you considering as city here? I assume you are counting The Hague together with Rotterdam somehow, but I don't think it makes sense to call that a "city".
Also is Montecarlo a separate city of Monaco? I thought it was just a district.
You miss Israel (Tel Aviv) and Netherlands (Rotterdam).
Also is Montecarlo a separate city of Monaco? I thought it was just a district.