Let There be Light
Durham Lumiere is a festival I(I think it's annual) of lighting installations mounted in the city of Durham (where I was once a student).
Here is a link to a lot of photographs of this year's Lumiere. I must say it does look amazing.
The projections inspired by the Lindisfarne Gospels which were thrown onto the exterior of the cathedral reminded me of the amazing work that has been done at Amiens Cathedral, where a similar kind of projection recreates the original polychromatic appearance of the Western Facade: