A device in the shape of a steampunk submarine. The device is based on round poles with aluminium clamps. The device consists of 3 platforms covered with an anti-slip coating reinforced with a steel frame, a tube tunnel, 2 climbing walls made of U-shaped handles, a bent HDPE roof, 20 gears, 1 shoe, 8 knobs, a handlebar, 1 porthole, two movable fins supported by springs. HPL boards covered with numerous UV prints and milling.