1.
Via Twitter: @https://twitter.com/#!/megangarber
2.
3.
Via Twitter: @https://twitter.com/#!/Jeff5mith
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5.
Via Twitter: @https://twitter.com/#!/gluckstadt
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7.
Via Twitter: @https://twitter.com/#!/SimonMaloy
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10.
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12.
Via Twitter: @https://twitter.com/#!/jouleofthenihil
13.
Via http://http//Twitter: @www.twitter.com/michaelrolston
14.
Via Twitter: @https://twitter.com/#!/atotalmonet
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16.
Via Twitter: @https://twitter.com/#!/3rdplacepress
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18.
Via ohmykevin.tumblr.com
Illustration by Kevin Cobb
19.
Via ohmykevin.tumblr.com
Illustration by Kevin Cobb
20.
Via ohmykevin.tumblr.com
Illustration by Kevin Cobb
Graphics by Chris Ritter and John Gara for BuzzFeed.
