2018年世界最宜居城市发布：维也纳居首，巴格达居尾

The world's most liveable cities for 2018 revealed - The...

www.telegraph.co.uk/travel/galleries/The-worlds-most-liveable-cities/

Vienna unbeatable as world's most liveable city, Baghdad still...

www.reuters.com/article/us-mercer-ranking/vienna-unbeatable-as-worlds-most-liveable-city-baghdad-still-worst-idUSKBN1GW00T

Vienna unbeatable as world's most liveable city, Baghdad still...

www.firstpost.com/world/vienna-unbeatable-as-worlds-most-liveable-city-baghdad-still-worst-reuters-4397171.html

World's best and worst cities for quality of life revealed: ...

www.dailymail.co.uk/travel/travel_news/article-5520671/Vienna-unbeatable-worlds-liveable-city-Baghdad-worst.html