Bulgarian toponyms in Antarctica O
Coordinates: 90°S 0°W / 90°S -0°E
 Bulgaria in Antarctica |
| Bulgarian Antarctic Institute |
| National Centre of Polar Research |
| St. Kliment Ohridski Base |
| St. Ivan Rilski Chapel |
| Camp Academia |
| Tangra 2004/05 |
| Bulgarian toponyms in Antarctica |
| Antarctic Place-names Commission |
| Military Geographic Service |
The South Polar Region.
A | B | C | D | E | F | G | H | I | J | K | L | M | N | O | P | Q | R | S | T | U | V | W | Y | Z
- Obelya Glacier, Sentinel Range
- Oberbauer Point, Anvers Island
- Obidim Peak, Trinity Peninsula
- Obitel Peninsula, Anvers Island
- Oborishte Ridge, Greenwich Island
- Obretenik Bastion, Danco Coast
- Obzor Hill, Trinity Peninsula
- Odesos Buttress, Nordenskjöld Coast
- Odrin Bay, Nordenskjöld Coast
- Oescus Island, Robert Island
- Ogled Peak, Trinity Peninsula
- Ogosta Point, Livingston Island
- Ogoya Glacier, Trinity Peninsula
- Ograzhden Cove, Livingston Island
- Ohoden Col, Trinity Peninsula
- Ojeda Beach, Livingston Island
- Okol Rocks, Aitcho Islands
- Okorsh Saddle, Oscar II Coast
- Omurtag Pass, Livingston Island
- Ongal Peak, Livingston Island
- Onogur Islands, Robert Island
- Opaka Rocks, Robert Island
- Opalchenie Peak, Vinson Massif
- Orcho Glacier, Clarence Island
- Oreshak Peak, Sentinel Range
- Organa Peak, Smith Island
- Orizari Glacier, Sentinel Range
- Orpheus Gate, Livingston Island
- Orsoya Rocks, Robert Island
- Oryahovo Heights, Livingston Island
- Osenovlag Island, Robert Island
- Osmar Strait, South Shetland Islands
- Osogovo Bay, Livingston Island
- Ostrusha Nunatak, Sentinel Range
- Ovech Glacier, Smith Island