as the Haw Par Villa. Main housing estates The main housing areas within Queenstown include: Princess Estate is the first subdistrict of the Queenstown District consists of several precincts like Strathmore and Dawson. It is also the first rebuilt estate under SERS. Duchess Estate is the second subdistrict of Queenstown district which consists of Queenstown Centre and Margaret Drive. Several blocks of 2-storey and 3-storey flats are located in this area. It is also the second rebuilt estate under SERS. Tanglin Halt consists of rows of ten storey flats. The remaining HDB flats at Tanglin Halt will be demolished by 2021. It is also the third rebuilt estate under SERS. Commonwealth Estate is located near Commonwealth MRT station and consists of precincts like Commonwealth Close and Commonwealth Crescent. It is best known for having a fantastic view of Singapore's Downtown. It is also the fourth rebuilt estate under SERS, to be demolished together with Tanglin Halt. Queen's Close is a cluster of flats bounded by Mei Ling district, Portsdown Road and Alexandra Road. Queen's Crescent is now demolished and redevelopment will only begin in 2021. Mei Ling/Mei Chin is built from the excavation of two hills, Hong Lim and Hong Yin Hill which are used for cemetery purposes. It is also where Queenstown district got its name Boh Beh Kang, or a river with no source. Buona Vista is the last district built in Queenstown. However, it has developed a distinct and unique identity today that is commonly not linked with Queenstown. Dover is a small neighbourhood located in the south of Buona Vista. It is also commonly not associated with Queenstown despite being under its planning area. Dover is known to have many schools around its neighbourhood and National University of Singapore and Singapore Polytechnic is also located in this region. Ghim Moh is an estate located beside Buona Vista known for its attractive food. It consists of 28 blocks. Forfar Heights Forfar House, or Block 39, was built in 1956 by the Singapore Improvement Trust (SIT) as a 14-storey block (which at that time was the tallest residential building in Singapore, holding the record until the building of a 20-story block at Selegie in 1963). Also known as Chap Si Lao, it was an early part of the mixed height development of the area. The new blocks at Forfar Heights are featured with blue glazing and blue floodlights