Shimen Reservoir (石門水庫)

Shimen Reservoir is reputed for its beautiful lake and mountain views all year round. Connected to over a dozen tourist attractions, the Reservoir offers green parks, bikeways, lake yachts, dam, spillway, wharf, Xizhou Park, Maple Park, Nanyuan Ecological Park, and so on.
https://travel.tycg.gov.tw/en/Travel/Attraction/664