▁ 1 8 3 3 , ▁the ▁original ▁c ott age - style ▁entrance ▁l odge ▁to ▁the ▁zoo ▁was ▁built ▁at ▁a ▁cost ▁of ▁£ 3 0 . ▁The ▁that ch - ro of ed ▁building ▁is ▁still ▁visible ▁to ▁the ▁right ▁of ▁the ▁current ▁entrance . ▁In ▁ 1 8 3 8 , ▁to ▁celebr ate ▁Queen ▁Victoria ' s ▁coron ation , ▁the ▁zoo ▁held ▁an ▁open ▁day ▁- ▁ 2 0 , 0 0 0 ▁people ▁visited , ▁which ▁is ▁still ▁the ▁highest ▁number ▁of ▁visitors ▁in ▁one ▁day . ▁President ▁of ▁the ▁United ▁States ▁U ly ss es ▁S . ▁Grant ▁( after ▁leaving ▁office ) ▁was ▁among ▁the ▁cele brit ies ▁who ▁came ▁to ▁see ▁Dublin ' s ▁world - f am ous ▁l ions ▁in ▁the ▁ 1 9 th ▁century . ▁The ▁first ▁te aro oms ▁were ▁built ▁in ▁ 1 8 9 8 . ▁ ▁In ▁ 1 8 4 4 ▁the ▁zoo ▁received ▁its ▁first ▁g ira ffe , ▁and ▁in ▁ 1 8 5 5 ▁it ▁bought ▁its ▁first ▁pair ▁of ▁l ions . ▁These ▁spread ▁for ▁the ▁first ▁time ▁in ▁ 1 8 5 7 . ▁Re pt iles ▁got ▁their ▁own ▁house ▁in ▁ 1 8 7 6 . ▁▁ 2 0 th ▁century ▁ ▁On ▁ 1 7 ▁June ▁ 1 9 0 3 ▁an ▁ele ph ant ▁named ▁S ita ▁killed ▁her ▁ke eper ▁while ▁he ▁n urs ed ▁her ▁injured ▁foot . ▁She ▁was ▁put ▁down ▁by