yes
Yes, the Czech Republic is mountainous, especially along the borders with Germany and Poland (Ore Mountains).
There are hills and mountains in the south of Poland
Poland is mostly flat but it has some mountains
Poland has some mountains, but mainly grasslands.
Carpathian Mountains
These are the Carpathians Mountains.
Tatra Mountains
maybe
carpathian mountains
The Tatra Mountains separate Poland and Slovakia.
These mountains are the Carpathians Mountains.
On the border of Poland and the Czech Republic