Bruggetje langs waterval

50 x 50, 70 x 50, 75 x 75, 100 x 70, 100 x 100, 120 x 120, 125 x 90, 150 x 100, 150 x 150, 200 x 100, 200 x 150, 250 x 150, 300 x 100, 300 x 150, 338 x 174