This is the 768th most frequent Polish word.
turcji
"Turcji" in English means "of Turkey" or "Turkey's," indicating possession or association.
In this sentence, 'Turcji' is used as the locative case form of the noun 'Turcja', indicating location or place.
Byłem w Turcji w zeszłym roku.
I was in Turkey last year.
Here, 'Turcji' is again in the locative case, expressing a comparison of experiences tied to the location.
Nigdy nie widziałem tak pięknych krajobrazów jak w Turcji.
I have never seen landscapes as beautiful as in Turkey.
In this example, 'Turcji' is in the genitive case, used to show possession or relation (the history belonging to Turkey).