This is the 682nd most frequent Russian word.
европы
The Russian word "европы" is the genitive singular or nominative plural form of "Европа," meaning "Europe."
Here, 'Европы' is used in the genitive case, indicating a relationship of belonging or origin with 'cities'.
Она мечтает посетить несколько городов Европы.
She dreams of visiting several cities in Europe.
Once more, 'Европы' is used in the genitive case, describing possession indicating the map belongs to Europe.
Карта Европы висит на стене в классе.
The map of Europe hangs on the wall in the classroom.
In this sentence, 'Европы' is also in the genitive case, specifying the specific regions being referred to.