At Hassans Walls Reserve is recorded in the Democrat, 9th October 1915, p. 13,"Early in the year we also made a six feet track from the Centenary Pavilion, a distance of about one and a half mile, connecting with Brown's Gap and Wilton's Ridge, another return track from Lithgow……This track named the Brown's Gap track. ” Named after Thomas Brown (1811-1889). This is now part of Hassans Walls Road. Original stone work can be seen at the top of Hassans Glen and start of the Undercliff Track.