The green heart of Austria offers a fantastic landscape and many activities for visitors, like these 25 free things to do in Styria.
1. Austrian Sculpture Park
The Austrian Sculpture Park is located to the south of Graz. Since 2003 the permanent exhibition established itself as a center for contemporary sculpture.
2. Graz Clock Tower
The Graz clock tower on the Schlossberg is a must-see destination in Austria’s second largest city. From the top of the hill you can enjoy a great view!
3. Mariatrost Basilica Graz
In Graz is one of the most famous pilgrimage sites in Styria. Pilgrims from all over Europe come here to climb the 216 steps to the magnificent basilica.
4. Mur Island in Graz
The artificial Mur Island in Graz is one of the city's tourist hotspots. Made of glass and steel it was designed by the New Yorker artist Vito Acconci.
5. Graz Cathedral
The Graz cathedral is one of the most significant cultural historical buildings in the city of Graz. It features a balanced mix of Baroque and Gothic art.
6. Botanical Garden Graz
The botanical garden Graz is always worth a visit. Families can look forward to a green oasis in the middle of the Styrian capital.
7. Hilmteich and Leech Forest
The Hilmteich in Graz on the edge of the Leech Forest is one of the most popular destinations in the city because of its varied range of leisure activities.
8. Castle Ruin Gösting
At Castle Ruin Gösting in the north of Graz hikers can expect beautiful views of the landscape and the city as well as a rustic castle tavern.
9. Augarten Park Graz
With an area of approx. 75.000 m² the Augarten Park Graz - located right next to the river Mur - is one of the most important urban open spaces of the city.
10. Rettenbach Gorge
The Rettenbach gorge in Graz is a nice destination for recreation seekers and hikers. A special feature is the unique naturalness with its small waterfalls.
11. Archaeology Museum
The archaeology museum in Graz houses unique finds. Among them are some of the greatest attractions in cultural history you won't find anywhere else.
12. House of Science
The House of Science in Graz offers free science-exhibitions for all age groups. The exhibitions are interactive and easy to understand.
13. House of Architecture
The House of Architecture in Graz(HAD) is a non-profit association for promoting architecture and contemporary building culture.
14. Landhaus Courtyard
The Landhaus Courtyard in Graz is another must-see in the very heart of Austria’s second largest city and a very important Renaissance building in Styria.
15. Green Lake
The Green Lake in Austria is a unique and must-see destination! The “Caribbean of the Alps" has crystal clear water and a unique turquoise color.
16. Adventure Playground Afritschgarten
At the pedagogically supervised adventure playground Afritschgarten, children have plenty of space to romp and play, but also a lot of creative freedom.
17. Waldstein Castle Ruins
The two Waldstein castle ruins in Styria are an exciting secret tip for people who like to hike and enjoy discovering hidden places.
18. Geology Trail at Lake Toplitz and Grundlsee
The cozy geology trail at Lake Toplitz and Grundlsee is a unique experience that leads you through a wonderful landscape.
19. Graz Skywalk at Kastner&Öhler
Visit Austria’s most beautiful department store and its free roof terrace to enjoy a unique view of Graz’s medieval roof landscape!
20. Kammerstein Castle Ruin
Entering Kammerstein Castle Ruin is quite dangerous so explore at your own risk. Adventurers are rewarded with a quite unique experience.
21. Wolkenstein Castle Ruins
Wolkenstein Castle Ruin in the Enns valley is a very old structure whith a rich history. From its keep you can enjoy a fantastic view.
22. Graz City Park
Explore the Graz City Park which is a precious and highly valued recreational space in the heart of the city with about 2.000 trees.
23. Graz Castle
Graz Castle is an impressive Gothic building constructed in 1438 by Emperor Friedrich III. It was mainly used for representative purposes.
24. Eppenstein Castle Ruin
The impressive Eppenstein castle ruin in upper Styria is a big and well maintained medieval fortress that also offers a nice view.
25. Hohenwang Castle
The impressive remains of Hohenwang Castle lie on the narrow, long ridge of a foothill about 100 m above the market town of Langenwang.
This article on Wikipedia offers more information on the diverse state of Styria.