The megalithic sanctuary on Kozi Gramadi peak – it is located on a hill with an altitude of 1361 m, on the territory of the village of Starosel, Municipality of Hisarya, Province of Plovdiv. It is also one of the highest located ancient holy places on the territory of the Odrisyan kingdom. The sanctuary functioned for a very long period of time – from the 1st century BC to the 5th century AD.