Cannon Tower

The  is an obstacle in Build A Boat For Treasure. This obstacle can destroy boats that crash into it and holds a modified version of the cannon on top of it. The cannon can rotate on top of the tower and destroy boats further. There will always be four towers in every Cannon Tower Stage. This obstacle is invincible and has no other way to destroy or remove it.

Trivia

 * The towers can spawn within each other making them unable to hit the player.