I HEART SF

"Flying" LED-Lit Books Light-Up San Francisco's North Beach.
Called "Language of the Birds," artists Dorka Keehn and Brian Goggin participated in the literal unveiling — at first, each book was shrouded and unlit, and one by one, a string was pulled to reveal each book, which were then lit up as the night darkened.

Head over to Columbus and Broadway to check this out