Here is what I have available on displate.com. They sell metal posters that you can hang on your wall using magnets, which makes it easy to switch them out to keep your walls looking fresh. Consider buying one of mine for your home! Or at least using my affiliate link to order other posters from displate: displate.com/?art=5dd499109f9ea

Map of the Internet (no country lines)
Map of the Internet
Spectrum of the sun
Map of the Internet (underwater cables)
Random spelled out in hexadecimal