of lighthouse on Ynys Llanddwyn. 1903 – Closure of the lifeboat station on Ynys Llanddwyn. 1911 – RSPB establishes its first reserve in Wales at Ynys Llanddwyn 3 December 1920 – Five crew members from the Rhoscolyn lifeboat are lost off Llanddwyn, Anglesey. In film In 2004, Ynys Llanddwyn was used as a filming location in Demi Moore's romantic thriller Half Light. Tŵr Mawr was used as a lighthouse which plays a key role in the film. CGI was used to create the effect of a real light on top of the lighthouse. Bryn Terfel filmed his video for Cavatina (arranged by Chris Hazell) on Ynys Llanddwyn "a very beautiful romantic place" (Bryn on BBC Breakfast) In 2009, a scene for the Hollywood blockbuster Clash of the Titans was filmed at Llanddwyn. BBC Wales show ‘’The 1900 Island’’ was filmed on the island the show was broadcast nationally in 2019. Photos References Hague, D., B., Lighthouses of Wales Their Architecture and Archaeology (Royal Commission on the Ancient and Historical Monuments of Wales, edited by Hughes, S., 1994) External links Half Light Filming Locations Anglesey History History of Llanddwyn Island. Llanddwyn by Janet Wood A walk on Llanddwyn and a few photos Bird charity born 100 years ago at Llanddwyn Island Aerial Video of Llanddwyn Island Islands of Anglesey Tidal islands of Wales Rhosyr