published on: 2014-10-11 19:03:49
allthingseurope: Metropolitan Library, Budapest (photo by)
catsbeaversandducks: “Oh I’ll have this one, thanks!”
![gifak-net: Paper Airplane Machine [video]](http://64.media.tumblr.com/1b216d319d1fe7f28fd7977c60697205/tumblr_nd4vwskmcK1s2yegdo1_r1_250.gif)
gifak-net: Paper Airplane Machine [video]
doublemeatwithguac: luisgpiercing: huffingtonpost: Seeing
c1tylight5: Moon with Irridescent Crown | John Rogers
historical-nonfiction: Neil DeGrasse Tyson - The Islamic Golden