▁and ▁ring ▁marks . ▁ ▁Bla we arie ▁C air n , ▁exc av ated ▁in ▁ 1 8 6 6 , ▁and ▁in ▁the ▁ 1 9 8 0 s ▁ ▁Govern ance ▁ ▁Old ▁Bew ick ▁is ▁in ▁the ▁parliament ary ▁constitu ency ▁of ▁Ber wick - up on - T we ed . ▁ ▁References ▁ ▁External ▁links ▁ ▁Meg al ith ic ▁wal ks ▁site ▁ ▁Pan or am ic ▁photograph ▁by ▁Peter ▁L oud ▁of ▁the ▁interior ▁of ▁the ▁Old ▁Bew ick ▁church ▁ ▁Category : V ill ages ▁in ▁North umber land <0x0A> </s> ▁O at lands ▁is ▁an ▁important ▁historical ▁village ▁on ▁the ▁sh ores ▁of ▁Lake ▁D ul ver ton ▁in ▁the ▁centre ▁of ▁Tas mania , ▁Australia . ▁O at lands ▁is ▁located ▁ 8 4   km ▁north ▁of ▁ ▁Hob art ▁and ▁ 1 1 5   km ▁south ▁of ▁La unc eston ▁on ▁the ▁Mid land ▁Highway . ▁ ▁At ▁the ▁ 2 0 1 6 ▁census , ▁O at lands ▁had ▁a ▁population ▁of ▁ 6 8 3 . ▁ ▁O at lands ▁is ▁considered ▁to ▁have ▁the ▁largest ▁number ▁of ▁colonial ▁sand stone ▁buildings ▁in ▁any ▁town ▁in ▁Australia , ▁and ▁many ▁of ▁them ▁were ▁built ▁by ▁conv ict ▁labour . ▁It ▁is ▁the ▁largest ▁town ▁in ▁the ▁Southern ▁Mid lands ▁Council ▁area ▁and ▁is ▁surrounded ▁by ▁rich ▁agricult ural ▁land . ▁ ▁Media ▁O at lands ▁is ▁served ▁by ▁ 9 7 . 1 ▁M ID ▁FM ▁"