OP linked to Europe for some reason, but this site does have the whole world: https://aqicn.org/map/world/ https://aqicn.org/map/world/ Then across the top ar

OP linked to Europe for some reason, but this site does have the whole world: https://aqicn.org/map/world/ https://aqicn.org/map/world/ Then across the top are links for various countries but you can also just zoom in wherever.