▁is ▁said ▁to ▁date ▁from ▁ 1 0 0 3 ▁A . D . ▁The ▁Vik ing ▁Museum ▁contains ▁a ▁volume ▁of ▁artifact s , ▁and ▁a ▁video ▁screen ing ▁on ▁the ▁top ▁floor . ▁ ▁Med ieval ▁Museum ▁The ▁Med ieval ▁Museum ▁includes ▁two ▁medieval ▁ch amb ers , ▁the ▁ 1 3 th ▁century ▁Chor ister s ’ ▁Hall ▁and ▁the ▁ 1 5 th ▁century ▁Mayor ' s ▁W ine ▁V ault . ▁It ▁also ▁contains ▁the ▁only ▁surv iving ▁piece ▁of ▁cl othing ▁worn ▁by ▁Henry ▁VIII , ▁a ▁cap ▁of ▁maintenance . ▁This ▁was ▁awarded ▁to ▁the ▁Mayor ▁of ▁Water ford , ▁along ▁with ▁a ▁bearing ▁sword , ▁in ▁ 1 5 3 6 . ▁ ▁Bishop ' s ▁Palace ▁Museum ▁ ▁The ▁Bishop ' s ▁Palace ▁Museum ▁is ▁a ▁ 2 5 0 - year - old ▁Georg ian ▁structure ▁and ▁contains ▁artifact s ▁d ating ▁from ▁ 1 7 th ▁century ▁Water ford ▁to ▁the ▁present ▁day . ▁The ▁Ang lo - G erman ▁architect ▁Richard ▁Cast les ▁designed ▁the ▁Bishop ' s ▁Palace , ▁which ▁was ▁constructed ▁in ▁ 1 7 4 1 . ▁Richard ▁Cast les ▁also ▁designed ▁Le in ster ▁House ▁in ▁Dublin , ▁the ▁city ▁residence ▁of ▁the ▁Fitz G er ald ▁family , ▁D uk es ▁of ▁Le in ster . ▁This ▁building ▁now ▁houses ▁D á il ▁É ire ann , ▁the ▁Irish ▁parliament . ▁ ▁The ▁Museum ▁was ▁originally ▁the ▁residence ▁of ▁the ▁Church ▁of ▁Ireland ▁Bishop ▁of ▁Water