Hoping to escape the attention brought on by the accident that flattened Stanley, the Lambchop family drives to South Dakota, where they become involved in a wild west adventure at Mount Rushmore.
While acting as a snowboard, Stanley Lambchop gets carried away by a strong wind, sending him and his new friend Nick on a cross-country Canadian adventure.
Asked to travel to Egypt to help with an urgent archaeological expedition, Flat Stanley suspects that he might be helping grave robbers and must rely on his quick thinking, unique flatness, and new friends to make things right.