28. Dezember 2013
The Most Amazing, Beautiful and Viral Maps of the Year – Wired Science
via Diigo http://www.wired.com/wiredscience/2013/12/the-best-maps-of-2013/?cid=co16368954&utm_source=buffer&utm_campaign=Buffer&utm_content=buffer90dcf&utm_medium=twitter#slideid-472401