Glenbrook Lagoon is a fresh water

Fresh Water

Fresh Water is the debut album by Australian rock and blues singer Alison McCallum, released in 1972. Rare for an Australian artist at the time, it came in a gatefold sleeve...

 lagoon

Lagoon

A lagoon is a body of shallow sea water or brackish water separated from the sea by some form of barrier. The EU's habitat directive defines lagoons as "expanses of shallow coastal salt water, of varying salinity or water volume, wholly or partially separated from the sea by sand banks or shingle,...

 located in Glenbrook, New South Wales

Glenbrook, New South Wales

Glenbrook is a suburb of the Lower Blue Mountains of New South Wales, Australia. It is located 70 kilometres west of Sydney in the local government area of the City of Blue Mountains. At the 2006 census, Glenbrook had a population of 5,138 people....

 at the foot of the Blue Mountains. Bordered by suburban-style streets and houses on four sides, it serves as a reminder of the areas historic bush past.
Best known for being discovered by William Lawson, William Wentworth

William Wentworth

William Charles Wentworth was an Australian poet, explorer, journalist and politician, and one of the leading figures of early colonial New South Wales...

 and Gregory Blaxland

Gregory Blaxland

Gregory Blaxland was a pioneer farmer and explorer in Australia.- Early life :Gregory Blaxland was born 17 June 1778 at Fordwich, Kent, England, the fourth son of John Blaxland, mayor from 1767 to 1774, whose family had owned estates nearby for generations, and Mary, daughter of Captain Parker,...

 on their crossing of the Blue Mountains in 1813, the waterhole was later used to cool the engines of the early trains. The ruins of the stationmaster's house can be seen in the bushland to the north of the lagoon.

In 2006, the Blue Mountains City Council commenced a lagoon restoration project, removing weed infestations.