Use arrow keys to move the camera or activate the joystick from the menu.
You can zoom from the menu or press keyboard keys "Q" and "A".
To change the number of pieces select the horizontal and vertical amount from the menu and then press "Create".
The Last Day of Pompeii, Karl Bryullov
A Balloon Site, Coventry, Laura Knight
In Flanders Field, Robert Vonnoh
The Battle of Alexander at Issus, Albrecht Altdorfer
Dutch men-o'-war and other shipping in a calm, Van de Velde