take an airplane

Baggage regulations when traveling by airlines
each airline depending on fare conditions will regulate different checked baggage regimes. for domestic flights today there are 3 firms with the following rules
If you can open the plane in mid-air you will be a superman and this is why
any passenger who intends to open the emergency door when the plane is at 11,000 m altitude with your bare hands, forget it. it is unimaginable, because to do that you need to be so strong that you can lift two african elephants.