Not just a painting, but a talking painting.
It's about 25 meters long by 3.5 meters high and is a 'World First' for an interactive mural of this kind.
Download the 'Aurasma' app, point your smart phone at the mural, and it comes to life.
Each portrait in the mural triggers a bit of video footage that is super-imposed over the mural, and starts animating.
The interactive element is updatable and you can upload your own footage and audio.
The video below demonstrates the idea...