It is forbidden to plunge into water from piers all along the beach. Even to their extremities sea level is low and make it impossible to lessen body weight. In case of violent impact with seabed, one risks damages to his spine. Depending on injury position, permanent physical incurable consequences may be caused: legs paralysis (paraplegia) or of all four limbs (tetraplegia). Plunging accidents are the second cause of tetraplegia in Italy after car crash. Do not risk to pass your life on a wheel-chair!