Omurtag Pass is a 720 m high pass between Mount Bowles

Mount Bowles

Mount Bowles is an ice-covered mountain of elevation 822 m, the summit of Bowles Ridge in eastern Livingston Island, South Shetland Islands. Situated 3 mi north of Mount Friesland to which it is linked by Wörner Gap. Coordinates and elevation given according to 2003 Australian GPS survey...

 and Ticha Peak

Ticha Peak

Ticha Peak is a 790 m peak on the east side of Omurtag Pass in Bowles Ridge, Livingston Island in the South Shetland Islands, Antarctica...

 in Bowles Ridge

Bowles Ridge

Bowles Ridge is the central ridge of eastern Livingston Island. The ridge extends 6.5 km in the east-west direction and is 1.5 km wide. The summit of the ridge is Mount Bowles which rises to 822m and is located 9.77 km northwest of Great Needle Peak, 6.08 km north by west of...

, Livingston Island in the South Shetland Islands

South Shetland Islands

The South Shetland Islands are a group of Antarctic islands, lying about north of the Antarctic Peninsula, with a total area of . By the Antarctic Treaty of 1959, the Islands' sovereignty is neither recognized nor disputed by the signatories and they are free for use by any signatory for...

, Antarctica and is part of an overland route between the Wörner Gap

Wörner Gap

Wörner Gap is a flat saddle extending 3 km in the south-north direction between Friesland Ridge and Bowles Ridge in eastern Livingston Island in the South Shetland Islands, Antarctica. Its elevation decreases from 585 m in the south to 541 m in the middle, and 525 m in the north...

 area and upper Kaliakra Glacier

Kaliakra Glacier

Kaliakra Glacier is a glacier in northeastern Livingston Island, Antarctica extending 7 km in east-west direction and 8 km in north-south direction...

. The pass is named after Khan Omurtag of Bulgaria

Bulgaria

Bulgaria , officially the Republic of Bulgaria , is a parliamentary democracy within a unitary constitutional republic in Southeast Europe. The country borders Romania to the north, Serbia and Macedonia to the west, Greece and Turkey to the south, as well as the Black Sea to the east...

, 814-831 AD.

First crossed by Lyubomir Ivanov and Doychin Vasilev

Doychin Vasilev

Doychin Vasilev is a Bulgarian alpinist and cinematographer who has climbed five Himalayan 8,000 m peaks: Dhaulagiri , Mount Everest , Makalu , and Shishapangma and Cho Oyu . President of Alpine Club Vihren, Sofia...

 from Camp Academia

Camp Academia

Camp Academia is a geographical locality in eastern Livingston Island, South Shetland Islands, Antarctica, named for the Bulgarian Academy of Sciences in appreciation of Academy’s contribution to the Antarctic exploration...

 on 24 December 2004.

Location

The pass is located at 62°37′03"S 60°11′27"W which is 3.87 km northeast of Orpheus Gate

Orpheus Gate

Orpheus Gate is a 548 m high, 380 m wide, pass in eastern Livingston Island in the South Shetland Islands, Antarctica bounded by Pliska Ridge to the southeast and Burdick Ridge to the northwest, Huntress Glacier to the southwest and Perunika Glacier to the northeast.The pass forms part of the...

, 3.97 km east of Rezen Saddle

Rezen Saddle

Rezen Saddle is a geographical feature on Livingston Island in the South Shetland Islands, Antarctica. The 600 m long horseshoe-shaped flat saddle of elevation 420 m lies between Rezen Knoll and Burdick Ridge in eastern Livingston Island, affording overland access from Balkan Snowfield to upper...

, 5.16 km south of Elhovo Gap

Elhovo Gap

Elhovo Gap is a 420 m high saddle extending 1 km in westsouthwest-eastnortheast direction from Gleaner Heights to Leslie Hill, Livingston Island in the South Shetland Islands, Antarctica which forms part of the overland route between Bowles Ridge and Vidin Heights...

, 3.25 km west of Pirdop Gate

Pirdop Gate

Pirdop Gate is a 300-m wide pass between Maritsa Peak and Atanasoff Nunatak in eastern Bowles Ridge, Livingston Island in the South Shetland Islands, Antarctica. It has an elevation of 376 m at its northern entrance from Struma Glacier, and 261 m at the southern entrance from Huron Glacier...

, 4.09 km northwest of Lozen Saddle

Lozen Saddle

Lozen Saddle is a 437 m high saddle situated between Lozen Nunatak and Zograf Peak in Tangra Mountains, eastern Livingston Island in the South Shetland Islands, Antarctica which provides overland access from the Wörner Gap area to the Shipka Valley...

 and 5.86 km northwest of Catalunyan Saddle

Catalunyan Saddle

Catalunyan Saddle is a saddle of 1260 m height in the Friesland Ridge of the Tangra Mountains on Livingston Island, in the South Shetland Islands. The saddle is bounded by Lyaskovets Peak to the east and by Presian Ridge to the west. The saddle was named in honour of the Catalans Francesc Sàbat...

 (Bulgarian topographic survey Tangra 2004/05

Tangra 2004/05

The Tangra 2004/05 Expedition was commissioned by the Antarctic Place-names Commission at the Ministry of Foreign Affairs of Bulgaria, managed by the Manfred Wörner Foundation, and supported by the Bulgarian Antarctic Institute, the Institute of Mathematics and Informatics at the Bulgarian Academy...

, and mapping in 2005 and 2009).

Maps

• L.L. Ivanov et al. Antarctica: Livingston Island and Greenwich Island, South Shetland Islands. Scale 1:100000 topographic map. Sofia: Antarctic Place-names Commission of Bulgaria, 2005.
• L.L. Ivanov. Antarctica: Livingston Island and Greenwich, Robert, Snow and Smith Islands. Scale 1:120000 topographic map. Troyan: Manfred Wörner Foundation, 2009. ISBN 978-954-92032-6-4