It lies 37 kilometres (20 nmi) north-east of Trinity Island, separated by Gilbert Strait.

Both islands are separated from the Davis Coast to the south by Orléans Strait, running northeast–southwest.

[3] A number of features on Tower Island have been charted and named by various Antarctic expeditions.

The following description of features begins from the north and proceeds clockwise along the coast to the east.

The name is descriptive of the shape of this feature: a condyle is the rounded prominence at the end of a bone.

[15] This article incorporates public domain material from websites or documents of the United States Geological Survey.