This is the 2398th most frequent Polish word.
znajdować
To find.
Here, 'znajduję' is used to express the action of finding something at the moment, in the first-person singular present tense.
Znajduję klucz pod stołem.
I find a key under the table.
This usage of 'znajduje się' means 'is located,' in the third person singular present tense, indicating the placement or location of the city.
Miasto znajduje się na północ od stolicy.
The city is located north of the capital.
Here, 'znaleźć' is used as the infinitive form, referring to the ability to find something.