Light Installations

Photo: Brian Mosley  http://gotnikonwilltravel.com/

In 2008 Swiss artist Gerry Hofstetter projected images onto the National Cathedral

This seems simple by comparison to today's sophisticated 3D Video Mapping installations like these:

KraftWork from seeper on Vimeo.

Watch more videos here http://www.thecoolist.com/when-buildings-come-alive-10-unreal-urban-projection-videos/