This mod allows you to fly anything in minecraft, this mod adds a block called Pyxis to minecraft which allows you to add blocks around it and when right clicked creates a craft. You can fly the craft using the Num Pad on your keyboard. Check out the scrennshot of the controls used to fly the craft. Also checkout the video for more info. This mod is very similar in function to the Zeppelin mod if you played with that mod this should be very familiar.