On a walk around the village of Mladeč, you would probably miss this inconspicuous hill. It is a long hill, overgrown with forests, there are many interesting species of birds, mollusks and beetles. Rare plants also grow here. Třesín has been a natural monument since 1933. However, the main reason for protection is not only the local flora and fauna, but what is hidden under the inconspicuous hill. Inside the hill are Mladečské Caves, an extensive set of karst caves, which are open to the public.

Information for visitors

Adress: , Mladeč
GPS: 49.70778810, 16.99539280
Třesín map

Interesting facts Třesín

Třesín belongs to the karst area
The natural monument Třesín is a part of the Javoříč-Mladeč karst. The Mladečské caves themselves, which are located inside the hill, were formed by the erosion of water from the Hradeček and Rochava rivers. The limestone that makes up the hill is almost 400 million years old. You can walk through a labyrinth of corridors and domes, there is also an important archeological site. There is also an educational trail for visitors, where they can get acquainted with the history and present of this area.

Rich community of plants and animals
Although the original forests on Třesín Hill have not been preserved, remnants of oaks, beeches and hornbeams remain. The forest is home to many animals, the usual and rarer birds nest here. For example, you can see or hear dates, woodpeckers or little owls. There is a very diverse community of molluscs, up to 33 species. The most interesting molluscs include herring or spinach. Beetles and butterflies are also represented, there is also a rare occurrence of the praying mantis. Interesting plants include undergrowths, stonecrops, ferns, daisies, whiskers, hangers and more.

The area is damaged by mining activities
The local karst area is quite large, but some places are threatened by mining. Groundwater is disrupted and unique ecosystems are destroyed. The complex belongs to the Litovelské Pomoraví Protected Landscape Area, Třesín itself was then included in the Natura 2000 system created by the member states of the European Union in order to protect the rarest and most endangered species of plants and animals as well as rare natural habitats in the European Union.

Author: Helena Syslová