The greatest treasure is not at the bottom of the money pit.
It is the identities of those who built the money pit which is a marvel of engineering requiring a high level of expertise in the arts and sciences. Hardly what might be found lurking on a pirate ship.
There is a greater mystery here. The builders of the money pit were apparently also master surveyors with an interest in certain geographic points throughout Nova Scotia. But their work was not original, these mysterious
engineers were repeating work which was much much older. As documented by surveyor John Coleman
here
http://www.vortexmaps.com/novascotia/index.html