▁Salt ▁Island ▁to ▁Dublin ▁port ▁and ▁to ▁D ún ▁La og ha ire . ▁The ▁Holy head ▁lif eb o at ▁station ▁is ▁on ▁the ▁island . ▁The ▁Admir alty ▁Arch , ▁the ▁end ▁of ▁the ▁A 5 ▁which ▁links ▁London ▁to ▁Holy head ▁is ▁located ▁very ▁close ▁to ▁the ▁southern ▁tip ▁of ▁the ▁island . ▁This ▁was ▁opened ▁in ▁ 1 8 2 6 ▁when ▁the ▁last ▁section ▁of ▁the ▁road ▁the ▁Men ai ▁Sus p ension ▁Bridge ▁was ▁completed . ▁There ▁is ▁a ▁beach ▁on ▁the ▁island ▁which ▁was ▁open ▁to ▁the ▁public ▁but ▁was ▁shut ▁in ▁ 2 0 0 3 ▁due ▁to ▁the ▁increasing ▁terror ▁threat ▁and ▁still ▁hasn ' t ▁re open ed . ▁Access ▁to ▁the ▁island ▁as ▁a ▁whole ▁is ▁strictly ▁monitor ed ▁and ▁is ▁virt ually ▁impossible ▁for ▁ped est ri ans ▁to ▁enter . ▁ ▁Notes ▁ ▁External ▁links ▁ ▁Category : Is lands ▁of ▁Ang les ey ▁Category : H oly head <0x0A> </s> ▁CO C ▁may ▁refer ▁to : ▁ ▁Term s ▁ ▁Cup ▁of ▁coffee , ▁a ▁baseball ▁term ▁for ▁minor ▁league ▁players ▁ ▁Cert ificate ▁of ▁Con form ity ▁ ▁Ch ain ▁of ▁cust ody , ▁the ▁chron ological ▁record ▁of ▁a ▁sample ▁or ▁evidence ▁ ▁Circle ▁of ▁confusion , ▁the ▁optical ▁term ▁for ▁a ▁bl ur red ▁spot ▁which ▁is ▁the ▁image ▁of ▁an ▁out - of - focus ▁point ▁source ▁ ▁Cleveland ▁open - cup ▁method , ▁a ▁method ▁used ▁in ▁chem istry ▁for ▁determ ining ▁a ▁subst