If you are not familiar with the hobby of Geocaching, the video below will explain further.
Mike Bushell also explored the world of geocaching for BBC Breakfast back in 2011:
There are already quite a few in the North Somerset area for you to seek out.
For the latest local geocache information, log in to geocaching.com. These caches are all maintained by third parties and not associated with Cheddar Walking. However they might give you some additional interest to seek out whilst on a walk!
For more details about geocaching in the UK, visit www.gagb.org.uk.