It is the king of instruments. Nothing is louder, bigger or more complicated than the pipe organ.
And one of the most accomplished players in the world is Kiwi Thomas Gaynor from Wellington.
A new documentary takes us inside the world of competitive pipe organ playing, to the Olympics of organ music in Canada.
Pipe Dreams follows 5 accomplished players including Gaynor as they test their limits and endurance to win the big prize money.