Location of PIA's
Source: Garcia-Castellanos & Lombardo, 2007. The C code and Linux scripts to test/reproduce the results are available here.
Table 1: Resulting Poles of Inaccessibility (PIA) for selected continents and other areas. Uncertainty is mostly related to ambiguity in the definition of the coastline at river mouths or glaciers.
1 Coordinates of the soviet station. Not calculated in this work.
2 Commonly accepted, undocumented calculation.