Actor, comedian and presenter Stephen Mangan unveils The Augmented Gallery today, marking the launch of Art of London, a new cultural initiative for the West End. The trail of 20 frames unlocks life size masterpieces from the National Gallery, the National Portrait Gallery, the Royal Academy of Arts and Sky Arts' Portrait Artist of the Year. From Titian to Tracey Emin, Van Gogh to Van Dyck, classics and contemporary pieces are brought to life through the lens of cutting-edge augmented reality.