. ▁Its ▁centre ▁was ▁a ▁three - wing ed ▁building ▁that ▁was ▁based ▁on ▁the ▁plans ▁of ▁Maxim ilian ▁von ▁Wel sch ▁for ▁Card inal ▁Dam ian ▁Hugo ▁Philipp ▁von ▁Schön born , ▁Prince - B ishop ▁of ▁Spe yer ▁( 1 7 1 9 – 1 7 4 3 ) ▁and ▁of ▁Konst anz ▁( 1 7 4 0 ). ▁After ▁the ▁plans ▁had ▁been ▁modified ▁several ▁times , ▁the ▁central ▁st air case ▁was ▁built ▁by ▁B alth as ar ▁Ne umann , ▁who ▁had ▁taken ▁over ▁and ▁filled ▁the ▁role ▁of ▁Chief ▁Engine er ▁since ▁ 1 7 3 1 . ▁It ▁is ▁generally ▁regarded ▁as ▁one ▁of ▁the ▁most ▁successful ▁design ▁solutions ▁for ▁a ▁bar o que ▁st air case . ▁The ▁château ▁complex ▁includes ▁numerous ▁other ▁buildings , ▁among ▁them ▁Dam ian ' s ▁Gate ▁and ▁the ▁Church ▁of ▁the ▁Court . ▁In ▁the ▁closing ▁days ▁of ▁World ▁War ▁II ▁the ▁château ▁was ▁badly ▁dam aged ▁by ▁an ▁air ▁ra id ▁aim ed ▁at ▁Bru chs al , ▁and ▁it ▁burn ed ▁out ▁completely . ▁The ▁famous ▁st air case ▁largely ▁surv ived ▁( though ▁it ▁was ▁badly ▁dam aged ), ▁but ▁the ▁d ome ▁did ▁not . ▁After ▁length y ▁discuss ions ▁about ▁whether ▁and ▁how ▁it ▁should ▁be ▁done , ▁the ▁large ▁central ▁part ▁of ▁the ▁building ▁( Cor ps ▁de ▁Log is ) ▁was ▁re construct ed ▁( well ▁into ▁the ▁ 1 9 7 0 s ) ▁as ▁a ▁museum , ▁while ▁the ▁Church