Under the Greenland Ice Sheet

A topographic map of Greenland from bedrock elevation data.

Greenland topography — (Image credit: J. Bamber, University Bristol)

A topographic map of Greenland from bedrock elevation data.

3D view of the subglacial canyon, looking northwest from central Greenland.

Greenland's longest canyon — (Image credit: J. Bamber, University Bristol)

3D view of the subglacial canyon, looking northwest from central Greenland.

3D view of the subglacial canyon, looking to the southeast from the north of Greenland

under greenland, subglacial canyon — (Image credit: J. Bamber, University Bristol)

3D view of the subglacial canyon, looking to the southeast from the north of Greenland.

3D view of the subglacial canyon, northwest from central Greenland

under greenland, subglacial canyon — (Image credit: J. Bamber, University Bristol)

3D view of the subglacial canyon, northwest from central Greenland.

3D view of the subglacial canyon, northwest from central Greenland.

under greenland, subglacial canyon — (Image credit: J. Bamber, University Bristol)

3D view of the subglacial canyon, northwest from central Greenland.