Vienna did it again: topping Mercer’s list of the most livable cities for the 10th time now! While there are other lists with their own criteria, we have only featured Mercer’s list here. The write up and photos for 2018 is here and for 2017, here. Mercer’s rankings factors the following: housing, economy, political and social environment, and health considerations, to determine the quality of living in each city. The Economist publishes a similar report and for the first time, Vienna topped its list – overtaking Melbourne that has been the no.1 since its inception.