The spectacular rock formations of Göreme National Park are known as "fairy chimneys".
Jotunheimen National Park is nicknamed "the home of giants" because 29 of Norway's highest mountains are located here.
Gran Paradiso National Park was established after King Vittorio Emanuele II donated his personal hunting reserve to the state.
Killarney National Park was formed in 1932, making it Ireland's oldest national park.
Vatnajökull National Park is an active volcanic region that is home to the largest glacier in Iceland. The name Vatnajökull means "the river glacier".
Hohe Tauern National Park is the largest nature reserve of the Alps and the second-largest national park in Europe.
Bialowieza National Park is in eastern Poland, close to the border of Belarus.
In the north-east of Portugal, between the Alto Minho and Trás-os-Montes, lies Peneda-Gerês, Portugal's only protected area.