Infrastructure can be beautiful, too. So from Switzerland to Iran and Colombia to Korea, here are some of the world's strangest and most wonderful bridges... pic.twitter.com/IH0uCIkDEJ

The trefoil knot complement pic.twitter.com/A8MxO3tD35

Why, in general, are old things beautiful and new things ugly? This is my descriptive answer, but how it got that way is more complicated carcinisation.com/2015/04/01/the…