One for the Harry Potter fans!
Walk along the Bridgwater and Taunton canal until you get to Jupiter. You are looking for a nano cache.
Whilst you are here, it is a good spot for a bit of spell practice but beware of muggles; they underestimate the power of the elder wand.
Jung lbh frrx vf va gur ryqre gerr oruvaq Whcvgre.