Go to here and grab this torrent file.

Its a full 10gb when unzipped. 86,400×42,000 resolution, in full. I threw the much, much smaller 21kx21k at my Linux desktop and it broke everything. Firefox, The Gimp, gqview, Opera and Konqueror all died on it - indeed, Konqueror took my entire X display with it. Finally I just resized it using a the mogrify command-line tool to a somewhat sane size and opened it in The Gimp:

[mark][~] # mogrify -resize 1600×1200 world.topo.bathy.200401.3x*.jpg

[mark][~] #