Storing history: Secretary for Development Carrie Lam declares Tai Tam Tuk Reservoir's masonry bridge and Wong Nai Chung Reservoir's valve house as monuments.

Secretary for Development Carrie Lam has declared 41 waterworks structures within six pre-war reservoirs as monuments to recognise their high historic value.

The monuments are located within Pok Fu Lam, Wong Nai Chung, Kowloon, Aberdeen, Shing Mun (Jubilee) and Tai Tam Group reservoirs.

Wong Nai Chung Reservoir has been a popular boating park since 1986.