A hot air balloon is a lighter-than-air aircraft consisting of a bag, called an envelope, which contains heated air. See more

A helicopter is a type of rotorcraft in which lift and thrust are supplied by rotors. See more

A rocket is a missile, spacecraft, aircraft or other vehicle that obtains thrust from a rocket engine. See more

A seaplane is a powered fixed-wing aircraft capable of taking off and landing (alighting) on water. See more

An airplane or aeroplane is a powered, fixed-wing aircraft that is propelled forward by thrust from a jet engine or propeller. See more

A hot air balloon is a lighter-than-air aircraft consisting of a bag, called an envelope, which contains heated air. See more

A rocket is a missile, spacecraft, aircraft or other vehicle that obtains thrust from a rocket engine. Rocket engine exhaust is formed entirely fro... See more

A hot air balloon is a lighter than air aircraft consisting of a bag, called an envelope, which contains heated air. See more

An airplane or aeroplane (informally plane) is a powered, fixed-wing aircraft that is propelled forward by thrust from a jet engine or propeller. See more

The Hughes H-4 Hercules is a prototype strategic airlift flying boat designed and built by the Hughes Aircraft Company. See more