▁addition ▁more ▁than ▁ 1 2 0 0 ▁small ▁d ams ▁have ▁been ▁put ▁in ▁place ▁across ▁the ▁bog land ▁to ▁slow ▁water ▁flow ▁and ▁encou rage ▁the ▁growth ▁of ▁new ▁bog . ▁ ▁Another ▁problem ▁is ▁that ▁human ▁inter ference ▁can ▁cause ▁the ▁lim estone ▁to ▁be ▁dam aged ▁or ▁er oded . ▁In ▁a ▁particular ▁case ▁in ▁ 1 9 8 4 , ▁a ▁group ▁of ▁v and als ▁broke ▁into ▁the ▁show ▁cave ▁before ▁it ▁was ▁opened ▁to ▁the ▁public ▁and ▁threw ▁stones ▁at ▁some ▁of ▁the ▁cal cite ▁form ations ▁around ▁the ▁entrance . ▁Many ▁small ▁stal act ites ▁were ▁sn apped ▁off ▁at ▁their ▁bases , ▁while ▁the ▁tip ▁of ▁the ▁largest ▁stal act ite ▁in ▁the ▁show ▁cave ▁( over ▁ ▁in ▁length ) ▁was ▁broken ▁off . ▁This ▁tip ▁fell ▁onto ▁a ▁sand bank ▁on ▁the ▁cave ▁floor ▁where ▁it ▁was ▁retrieved ▁the ▁next ▁day ▁by ▁a ▁work man . ▁It ▁was ▁then ▁sent ▁to ▁the ▁Ul ster ▁Museum ▁in ▁B elf ast ▁where ▁a ▁cal cite ▁res in ▁was ▁spe cially ▁produced ▁and ▁subsequently ▁used ▁to ▁stick ▁the ▁tip ▁back ▁onto ▁its ▁original ▁position . ▁ ▁Resources ▁ ▁See ▁also ▁▁ ▁Cu il c agh ▁Mountain ▁Park ▁ ▁Cl ad agh ▁Glen ▁Nature ▁Reserve ▁ ▁List ▁of ▁c aves ▁in ▁the ▁United ▁Kingdom ▁ ▁: Category : C aves ▁of ▁Northern ▁Ireland ▁ ▁Notes ▁ ▁References ▁ ▁Further ▁ ▁reading ▁ ▁External ▁links ▁▁▁ ▁Official ▁web ▁site ▁for ▁the ▁Mar ble ▁Arch ▁C aves ▁Global