kokalyane () is a village in the municipality of sofia, in the district of pancharevo. as of 2007 it has 1,859 residents. the village is situated at the foothills of the vitosha mountain, 18 km from the center of sofia. the ruins of the urvich fortress, connected with the fall of the bulgarian empire to the ottomans in the end of the 14th century and the legends about the last emperor ivan shishman, are located in the vicinity of the village.