Check out our brand new episode 'Is there a Welsh Atlantis?' here. Then download this podcast to get a little bit extra on the bits of John's extensive research that didn't make the final cut.

BBC Radio Wales Episode Synopsis- Dedicated 'Unexplainer' John is desperate to find the sunken kingdom of Atlantis. After too much time using the internet, he becomes convinced the Welsh coast might hold the answers. The Unexplainers travel to the shores of Cardigan bay to meet a local storyteller, a Geo-archaeologist, and a bloke called Steve who rents wet-suits.