This is the 16491st most frequent Polish word.
wiejskim
"Wiejski" means "rural" or "pertaining to the countryside" in English.
The word 'wiejskim' functions as an adjective here, describing the type of the house as rural.
Mieszkałem w małym wiejskim domu.
I lived in a small rural house.
'Wiejskim' modifies 'krajobrazie' as an adjective, specifying the nature of the landscape as rural.
Spacerowaliśmy po wiejskim krajobrazie.
We were strolling through the rural landscape.
Here, 'wiejskim' is an adjective providing context to the type of market, indicating it is located in a rural area.