Search occurrence compared to population occurrence

Search occurrence compared to population occurrence, thanks Google! This WebGL globe shows the worlds population in 3D:

http://workshop.chromeexperiments.com/globe/

This one shows the search concentration or occurrence around the world:

http://workshop.chromeexperiments.com/globe-search/

These cities have large search spikes but low population spikes, Jeddah, Riyadh. I thought that was interesting.