This is the 699th most frequent Finnish word.
paimion
"Paimeon" is not a standalone word in Finnish, but "Paimion" is a form of "Paimio," a town in Finland, often used in genitive or other grammatical cases. It typically translates as "of Paimio."
Here, 'Paimion' is the genitive form of 'Paimio', referring to something belonging to or related to the locality of Paimio.
Kävimme viime kesänä Paimion kauniissa maisemissa.
We visited the beautiful scenery of Paimio last summer.
'Paimion' in this context indicates that the history being discussed is specifically that of the town Paimio.
Paikallinen museo esittelee Paimion historiaa hyvin kattavasti.
The local museum showcases the history of Paimio very comprehensively.
The word 'Paimion' is used to describe something characteristic of Paimio, in this case, its iconic landscape.