Presian Ridge (Presiyanov Rid \pre-si-'ya-nov 'rid\) is a ridge of elevation 1456 m extending 950 m in east-weat direction in Friesland Ridge, Tangra Mountains, Livingston Island in the South Shetland Islands, Antarctica. Situated between the island's summit Mount Friesland (1700 m) to the west and Catalunyan Saddle to the east. Surmounting Wörner Gap, Camp Academia locality and upper Huron Glacier to the north, and Macy Glacier to the south. First ascent by the Catalans Francesc Sàbat and Jorge Enrique from Juan Carlos I Base on 30 December 1991. The ridge is named after Khan Presian of Bulgaria, 836-852 AD, who brought the Bulgarian lands in Macedonia together with those in Thrace, Moesia, Panonia, Dacia and Scythia. Location The summit point of the ridge is located at , which is 1.11 km east of Mount Friesland, 4.14 km southeast of Pliska Peak, 3.54 km south by west of Kuzman Knoll, 1.24 km west-southwest of Lyaskovets Peak and 4.08 km north-northwest of Peshev Peak (Bulgarian topographic survey Tangra 2004/05, and mapping in 2005 and 2009). Maps South Shetland Islands. Scale 1:200000 topographic map. DOS 610 Sheet W 62 60. Tolworth, UK, 1968. Islas Livingston y Decepción. Mapa topográfico a escala 1:100000. Madrid: Servicio Geográfico del Ejército, 1991. S. Soccol, D. Gildea and J. Bath. Livingston Island, Antarctica. Scale 1:100000 satellite map. The Omega Foundation, USA, 2004. L.L. Ivanov et al., Antarctica: Livingston Island and Greenwich Island, South Shetland Islands (from English Strait to Morton Strait, with illustrations and ice-cover distribution), 1:100000 scale topographic map, Antarctic Place-names Commission of Bulgaria, Sofia, 2005 L.L. Ivanov. Antarctica: Livingston Island and Greenwich, Robert, Snow and Smith Islands. Scale 1:120000 topographic map. Troyan: Manfred Wörner Foundation, 2010. (First edition 2009. ) Antarctic Digital Database (ADD). Scale 1:250000 topographic map of Antarctica. Scientific Committee on Antarctic Research (SCAR), 1993–2016. L.L. Ivanov. Antarctica: Livingston Island and Smith Island. Scale 1:100000 topographic map. Manfred Wörner Foundation, 2017. Gallery References Presian Ridge. SCAR Composite Antarctic Gazetteer Bulgarian Antarctic Gazetteer. Antarctic Place-names Commission. (details in Bulgarian, basic data in English) External links Presian Ridge. Copernix satellite image Tangra Mountains Ridges of Antarctica