The National Gallery (London) - handheld

Love Art: National Gallery, London is a free iPhone/iPod touch app providing over 250 high-resolution, zoomable images of paintings and 200 mins of video and audio commentary and interviews. Includes access to a Google map of the gallery (provided Internet access) and a link to its website.
(Source: Macintouch) | Cost: Free | Requires: iPhone, iPod Touch | For further info...