The Guinness Book of Records and the like love to have the biggest, longest, quickest, of everything and caves are no exception. It is often very difficult to define terms or criteria for things such as biggest cave fro example. Other aspects such as deepest cave or deepest cave dive seem more plausible.
What sort of records do people consider suitable for inclusion in books such as Guinness?
What sort of records do people consider suitable for inclusion in books such as Guinness?