Tours by car starting from Grammatikovo village – Kachul area – Mavrova niva area
The Veleka river is crossed. There is a possibility for fishing and bathing. Century-old oak forests and glades with lovely views near Mavrova niva and protected area of Kamenska barchina.
The visitation of the Thracian rock sanctuary with “solar circles” and rock phenomena “Stone mushroom” is very interesting for the tourists.