One Tree Hill is a mountain peak at Mount Victoria in the Blue Mountains of New South Wales.New South Wales Office of Environment and Heritage - Mv001 : Trig Station http://www.environment.nsw.gov.au/heritageapp/ViewHeritageItemDetails.aspx?ID=1170206 There are two large water tanks surrounded by houses and a wooden sign that reads: "ONE TREE HILL 1111 M.(3645FT) ABOVE SEA LEVEL THE HIGHEST POINT IN THE CITY OF BLUE MOUNTAINS".

References

External links Geographical Names Board of New South Wales SIX Maps - New South Wales Government