public void AddGameObject()
        {
            // Get a random city
            City city = map.GetCityRandom();

            // Get city location
            Vector2 cityPosition = city.unity2DLocation;

            // Create a tank and position it on the appropiate location
            GameObject tankGO = Instantiate(Resources.Load <GameObject>("Tank/CompleteTank"));

            tank = tankGO.WMSK_MoveTo(cityPosition);
            tank.autoRotation      = true;
            tank.terrainCapability = TERRAIN_CAPABILITY.OnlyGround;

            // Closer look
            map.FlyToLocation(cityPosition, 0.5f, 0.1f);
        }