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".
And We are Opening the Gates, Nicholas Roerich
A Young Tiger Playing with its Mother, Delacroix
Young Hare, Albrecht Dürer
Virgin and Child with Canon van der Paele, Jan van Eyck