This is the 4140th most frequent Russian word.
райо
The word "райо" appears to be a misspelling. If you meant "рай," it translates to "paradise" or "heaven" in English.
The word 'район' here refers to an administrative or geographical division within a city, translated as 'district'.
Я живу в тихом районе города.
I live in a quiet district of the city.
Here, 'район' denotes a region or area within a city characterized by certain features, here being parks.
В этом районе много парков.
There are many parks in this area.
In this sentence, 'район' is used to refer to a historical or culturally significant part of the city.