Ofcourse guessing them and knowing them is not the same, but I think they could focus more one getting the ones they have heard of than the audience here. No need to think if you know the city for azerbaijan if you havent even or hardly have heard of the country.
only other one they might spend extra time on thinking if they know it is the 2nd italy I think ( I tried pisa btw ;) )
Not everyone uses Google. Some of us just actually know.
You sure you didnt erroneously looked at his nr of likes?
Missed Oran in Algeria, 2nd largest with approx 750k