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".
Sagrada Familia, Arturo Espinosa
The Spinners, Diego Velázquez
Dutch men-o'-war and other shipping in a calm, Van de Velde