Hans Rosling's 200 Years, 200 Countries, 4 minutes [video](soulpancake.com)
soulpancake.com
Hans Rosling's 200 Years, 200 Countries, 4 minutes [video]
http://www.soulpancake.com/post/1216/hot--historical.html
0 comments
—
http://www.soulpancake.com/post/1216/hot--historical.html
—