Due to projections, sometimes is very difficult to overlay something over the poles. Well, if you have something in a Polar projection, Photoverlay is the appropiate tool to use in GE.

In this image we can see the Artic Bathymetric, the real Artic Ocean relief.

Authors: Jakobsson, M., N.Z. Cherkis, J. Woodward, R. Macnab, and B. Coakley. New grid of Arctic
bathymetry aids scientists and mapmakers; Eos, Transactions, American Geophysical Union,
Image: 1.2 MB