A talk about Llyn Clywedog near Llanidloes will take place at the next meeting of Newtown and District Civic Society.
The talk will include new photographs from the Halcrow Engineers and will be given by Brian Poole on Thursday, 14 March at 7.30pm.
The talk will take place at the Crescent Christian Centre in Newtown. Admission to members is free and a charge of £3 will be made for visitors.