Ross Island is an island in Antarctica lying on the east side of McMurdo Sound and extending from Cape Bird in the north to Cape Armitage in the south, and a similar distance from Cape Royds in the west to Cape Crozier in the east. The island is entirely volcanic. Mount Erebus, , near the center, is an active volcano. Mount Terror, about eastward, is an extinct volcano. Mount Bird rises to just south of Cape Bird.
roSS IslanD is an iSlaNd iN ANtarctica lying On the east sidE Of mCMurDo soUnd aNd ExtenDing from CaPE bird in the North to cape ArmiTAge in tHE SOuTh, aNd a similar DIStaNCE FRoM cape Royds in The weSt to cape cROzIeR In tHe eaST. The islaND Is entiRely volcAnIc. Mount erEbUS, , near the cenTer, is an acTIVe vOlCanO. MOunt Terror, aboUT eAsTWard, is aN exTiNct Volcano. mOunt bird rises to just SouTh of Cape bird.