▁the ▁larger ▁city , ▁and ▁the ▁changing ▁impact ▁of ▁Government ▁over ▁the ▁historical ▁period . ▁ ▁Some ▁areas ▁of ▁the ▁site ▁remain ▁un ex c av ated ▁and ▁have ▁potential ▁available ▁for ▁future ▁investigation . ▁While ▁the ▁exc av ation ▁to ▁date ▁has ▁produced ▁a ▁complete ▁picture ▁of ▁the ▁activities ▁undert aken ▁on ▁the ▁site , ▁should ▁it ▁be ▁decided ▁in ▁the ▁future ▁to ▁exc av ate ▁the ▁remaining ▁areas , ▁it ▁is ▁expected ▁that ▁this ▁new ▁information ▁would ▁complement ▁the ▁information ▁already ▁gathered . ▁ ▁The ▁physical ▁remains ▁at ▁the ▁site ▁and ▁the ▁associated ▁arte fact ▁collection ▁provide ▁major ▁on going ▁research ▁opportun ities ▁in ▁fields ▁such ▁as ▁conv ict ism , ▁colonial ▁settlement ▁and ▁working ▁class ▁communities , ▁which ▁are ▁major ▁them es ▁in ▁Australian ▁history . ▁ ▁The ▁place ▁poss esses ▁un common , ▁rare ▁or ▁end anger ed ▁aspects ▁of ▁the ▁cultural ▁or ▁natural ▁history ▁of ▁New ▁South ▁Wales . ▁ ▁The ▁arch ae ological ▁site ▁is ▁believed ▁to ▁be ▁the ▁only ▁substantial ▁resident ial ▁site ▁( i . e . ▁one ▁containing ▁an ▁entire ▁neighbourhood ), ▁remaining ▁in ▁Sydney ' s ▁Ro cks , ▁that ▁contains ▁physical ▁evidence ▁of ▁structures ▁and ▁material ▁culture ▁from ▁the ▁period ▁of ▁first ▁settlement . ▁The ▁ 1 9 9 4 ▁arch ae ological ▁investigation ▁recovered ▁enorm ous ▁quantities ▁of ▁arte fact s ▁and ▁the ▁remains ▁of ▁many ▁structures ▁- ▁all ▁of ▁which ▁surv ived ▁here ▁because ▁of ▁later ▁tw enti eth ▁century ▁activity ▁had ▁not ▁imp ing ed ▁greatly ▁on ▁the ▁surv