▁a ▁ret ail ▁store ▁of ▁a ▁company ▁in ▁which ▁products ▁are ▁on ▁sale ▁in ▁a ▁space ▁created ▁by ▁their ▁brand ▁or ▁company . ▁A ▁show room ▁can ▁also ▁be ▁a ▁space ▁for ▁wh oles ale ▁buy ers ▁to ▁view ▁fashion ▁mer ch and ise ▁for ▁sale ▁in ▁their ▁ret ail ▁stores . ▁ ▁The ▁world ' s ▁most ▁famous ▁locations ▁for ▁a ▁show room , ▁generally ▁in ▁the ▁form ▁of ▁a ▁cluster , ▁are ▁the ▁Cham ps ▁E ly se es ▁in ▁Paris ▁and ▁Mer ch and ise ▁Mart ▁in ▁Chicago . ▁ ▁One ▁of ▁the ▁world ' s ▁largest ▁show rooms ▁is ▁the ▁ ▁B MW ▁show room ▁in ▁Ab u ▁D hab i . ▁The ▁biggest ▁collection ▁of ▁show rooms ▁is ▁a ▁ ▁car ▁show room ▁in ▁Ist an bul ▁called ▁Aut op ia ▁Europ ia .< ref > M ib z . com , ▁Aut op ia ▁Europ ia , ▁The ▁World ’ s ▁Big gest ▁Car ▁De al ership , ▁Will ▁Have ▁A ▁Circ uit ▁On ▁The ▁Ro of ▁. </ ref > ▁ ▁Entertainment ▁ven ue ▁A ▁show room ▁is ▁a ▁permanent ▁en closed ▁space ▁used ▁to ▁present ▁a ▁performance . ▁ ▁Sometimes ▁it ▁is ▁custom ized ▁for ▁a ▁particular ▁show ; ▁for ▁example , ▁the ▁Las ▁Veg as ▁Hil ton ▁show room ▁used ▁for ▁the ▁rock ▁opera ▁Star light ▁Express '' ▁was ▁custom ized ▁by ▁pour ing ▁concrete ▁ram ps ▁onto ▁its ▁stage ▁area ▁and ▁in ▁the ▁se ating ▁area . ▁ ▁Some ▁show rooms ▁are ▁used