In Poland we have several national parks, which are very interesting ...
here is map with all National Parks in Poland
I decided to add some photos from places I like the most.
Firstly Białowieski park narodowy (googl it if you are interested ;) )
we can find there the last place in Europe with European Bizon "Żubr"
Tatrzański Park Narodowy
our mountains ;)
Słowiński Park Narodowy
Polish desert ... yes yes we have "desert" in Poland ;) maybe it is small but we have it :)
Ojcowski Park Narodowy
just nice ;)
Biebrzański Park Narodowy
Polish Amazon River ;) ... Biebrza river
Kampinowski Park Narodowy
and wild cat ... RYŚ Grrrrrrrr ;)
so this places are my favorite as you can see on the map there we have more National Parks ... but If you are interested you will find what you need ;)