Iolo Williams meets those who have a passion for the sea. Here, he goes lobster and crab fishing near Llandudno and explores the wreck of HMS Conway near the Menai Strait. Show more

Iolo Williams meets those who have a passion for the sea. Here, he explores sea kayaking on the north Llyn coast and discovers a nocturnal underwater world near Criccieth. Show more

Iolo Williams meets those who have a passion for the sea. Here, he travels from Newquay to the Pembrokeshire coast, where he dives with friendly Atlantic grey seals. Show more

Iolo Williams makes his final journey around Wales, joining a shark-tagging project, investigating a sunken seaplane and going on patrol with the Cardiff police boat team. Show more