Underground Worlds

U&Yesterday

Tuesday 30 July 2024  06:10 - 07:10 (60 mins)
Ireland's Underground Alcatraz: Exploring hidden defences that have kept Cork Harbour, in Ireland, safe for over 400 years. Plus, a former submarine base in the fjords of northern Norway. [S,AD]

Underground Worlds (U&Yesterday) Tuesday 30 July 2024 06:10 - 07:10