Click through for links and details of each.

1. Hohe Tauern National Park, Austria
2. Jotunheimen National Park, Norway
3. Swiss National Park, Switzerland
4. Oulanka National Park, Finland
5. Black Forest National Park, Germany
6. Parc National des Écrins, France
7. Parque Nacional da Peneda-Gerês, Portugal
8. Jostedalsbreen National Park, Norway
9. Parco Nazionale delle Dolomiti Bellunesi, Italy
10. Teide National Park, Tenerife, Spain
11. Hortobágy National Park, Hungary
12. Vatnajökull National Park, Iceland
13. Vikos-Aoös National Park, Greece
14. Durmitor National Park, Montenegro
15. La Maddalena National Park, Italy
16. Sarek National Park, Sweden
17. Plitvice Lakes, Croatia
18. Picos de Europa, Spain
19. Triglav National Park, Slovenia
20. Cairngorms National Park, Scotland

20 of Europe’s best national parks to explore this summer