The Pinnacle@Duxton (Chinese: 达士岭) (previously known as Duxton Plain Public Housing) is a 2.5-hectare residential complex located at 1 Cantonment Road, Singapore.The project features the world's two longest sky gardens of 500 metres (1,600 ft) each, on both the 26th and 50th floors. All seven towers that form The Pinnacle @Duxton are the world's tallest public housing buildings.