▁with ▁a ▁lip ▁around ▁the ▁inside ▁of ▁the ▁rim ▁were ▁found . ▁This ▁Gran ny ▁pot tery ▁is ▁similar ▁to ▁pot tery ▁found ▁in ▁the ▁south - east ▁of ▁England . ▁ ▁Og ham ▁stones ▁are ▁found ▁throughout ▁County ▁Kil ken ny . ▁The ▁G ow ran ▁Og ham ▁Stone ▁which ▁is ▁on ▁display ▁in ▁St . ▁Mary ' s ▁Colleg iate ▁Church ▁G ow ran ▁is ▁an ▁example ▁of ▁a ▁Christian ised ▁og ham ▁stone . ▁The ▁og ham ▁letter ing ▁is ▁from ▁the ▁ 3 rd ▁or ▁ 4 th ▁century . ▁The ▁Christian ▁cross ▁was ▁car ved ▁c . ▁ 6 th ▁century ▁following ▁St . ▁Pat r ck ' s ▁arrival ▁in ▁Ireland ▁in ▁ 4 3 2 ▁AD . ▁The ▁og ham ▁stone ▁was ▁found ▁on ▁the ▁site ▁during ▁the ▁re building ▁of ▁the ▁ch an cel ▁in ▁ 1 8 2 6 . ▁The ▁G ow ran ▁Og ham ▁Stone ▁has ▁surv ived ▁to ▁the ▁present ▁day ▁due ▁to ▁the ▁fact ▁that ▁it ▁was ▁used ▁as ▁a ▁building ▁stone ▁in ▁another ▁part ▁of ▁the ▁church ▁and ▁lay ▁und ist urbed ▁for ▁centuries . ▁ ▁Pass age ▁gra ves ▁consisted ▁of ▁a ▁central ▁bur ial ▁chamber , ▁with ▁a ▁long ▁passage way ▁to ▁the ▁entrance . ▁Kno ck roe ▁contains ▁a ▁passage ▁tomb ▁which ▁is ▁protected ▁by ▁listing ▁order . ▁From ▁some ▁time ▁beginning ▁around ▁the ▁Iron ▁Age , ▁Ireland ▁has ▁thousands ▁of ▁ring fort s , ▁or ▁" r ath s ". ▁Car ige en , ▁Dan