Delyan (Bulgarian: Делян) is a village in the Sofia Province, western Bulgaria, near the town of Breznik. The old historic name of the village is Karnul (Bulgarian: Кърнул). As of 2007, the village has only 18 permanent inhabitants. Delyan is located in the municipality of Bozhurishte, 34 km west of Sofia on the eastern slopes of Viskyar Mountain with an average altitude of 790 meters. Its houses are nestled in a beautiful valley between three small peaks of Viskyar. It is named after the leader of the Bulgarian uprising against the Byzantine Empire (1040-1041) and for a short time Tsar (Emperor) of Bulgaria, Peter II Delyan. Administratively, the village is connected to the nearby village Zlatusha to which there is a tarmac road, built in early 1970s. It is close to the railroad Pernik-Voluyak, on the border between Sofia Province and Pernik Province, and nearby Dogandjia (Falconer), a remote neighborhood of Goz is in the Breznik Municipality. The village consists of 3 neighborhoods (mahali): Matsina and Rebrachka Mahala to the north of center, and Vanchina Mahala to the south of center. The church of St Mary, funded and built by local people on a hill near Delyan, was opened in the spring of 2008. To the south-west of Delyan, in the locality Ormana, there is a pine forest, planted in the 1970s.