Places with audio guides

A classic rock gate in Ojcow National Park, formed by the erosion of Jurassic limestone. It is one of the best-known sites in the Pradnik Valley.

The highest natural stone bridge in Serbia near Majdanpek, a protected geomorphological formation in the valley of Valja Prerast Stream.

A striking rock arch on the Ještěd Ridge, about a kilometer from the summit of Ještěd. It is one of the dominant features of the slopes and also inspired Karolina Světlá.

A sandstone rock formation near Hamr na Jezeře with the arch called Švarcvaldská brána, shaped by erosion in the former military area of Ralsko.

A limestone rock bridge in Central Balkan National Park, 28 m high, with rich karst fauna and rare rock plants.

The Prerast Samar natural stone arch in Homolje is a protected geomorphological monument formed in the karst valley of the Perast Stream.

The second-largest rock gate in the Elbe Sandstone Mountains offers viewpoints, the Himmelsleiter, and the history of tourism in Saxon Switzerland.

The famous limestone arch on the Jurassic Coast in Dorset, shaped by sea erosion and the geology of the Lulworth folding.