ally ▁recognized . ▁ ▁On ▁March ▁ 1 9 , ▁ 1 8 4 0 , ▁construction ▁began ▁under ▁the ▁direction ▁of ▁architect ▁Mas ▁Vil à . ▁ ▁The ▁market ▁opened ▁in ▁the ▁same ▁year ▁but ▁was ▁not ▁officially ▁inaugur ated ▁until ▁ 1 8 5 4 . ▁ ▁In ▁ 1 9 1 1 , ▁the ▁new ▁fish ▁market ▁opened ▁and ▁in ▁ 1 9 1 4 , ▁the ▁metal ▁roof , ▁which ▁still ▁covers ▁the ▁market , ▁was ▁built . ▁ ▁Mer cat ▁de ▁Sant ▁Anton i ▁ ▁The ▁Mer cat ▁de ▁Sant ▁Anton i ▁is ▁one ▁of ▁the ▁largest ▁mark ets ▁in ▁the ▁city ▁of ▁Barcelona . ▁ ▁It ▁was ▁built ▁according ▁to ▁Il def onso ▁C erd à ’ s ▁original , ▁nature - based ▁city ▁plan ▁( G reek - cross ▁style ▁plan ▁in set ▁in ▁a ▁larger ▁square ) ▁by ▁Anton i ▁R ov ira ▁i ▁Tras ▁in ▁ 1 8 8 2 ▁in ▁a ▁triangle ▁of ▁E ix ample ▁blocks ▁in ▁between ▁El ▁R aval ▁and ▁Po ble ▁Sec . ▁ ▁The ▁metal ▁structure ▁covers ▁an ▁entire ▁block ▁of ▁the ▁R aval . ▁ ▁Items ▁sold ▁include ▁fresh ▁produce , ▁me ats ▁and ▁fish . ▁▁ ▁It ▁is ▁known ▁for ▁its ▁book ▁and ▁coin ▁market ▁that ▁is ▁held ▁outside ▁on ▁Sund ays . ▁ ▁In ▁ 2 0 1 5 , ▁the ▁market ▁building ▁closed ▁for ▁renov ations , ▁and ▁the ▁market ▁itself ▁is ▁hous ed ▁in ▁a ▁temporary ▁building ▁next ▁door ▁until ▁ 2 0