qu ake ▁effect ' ▁of ▁the ▁Grand ▁Sl ams ▁and ▁T all bo ys . ▁▁ 1 5 ▁March ▁ 1 9 4 5 ▁– ▁Ar ns berg ▁vi ad uct ▁The ▁Ar ns berg ▁vi ad uct ▁was ▁attacked ▁again ▁by ▁ 9 ▁Squadron . ▁It ▁did ▁not ▁collapse . ▁▁ 1 6 ▁April ▁ 1 9 4 5 ▁– ▁pocket ▁batt les hip ▁L üt z ow ▁The ▁L üt z ow ▁was ▁attacked ▁by ▁ 6 1 7 ▁Squadron . ▁Despite ▁inten se ▁fla k , ▁ 1 5 ▁aircraft ▁managed ▁to ▁bomb ▁the ▁target ▁with ▁T all bo ys ▁or ▁with ▁ ▁bomb s . ▁One ▁near ▁miss ▁with ▁a ▁T all boy ▁t ore ▁a ▁large ▁hole ▁in ▁the ▁bottom ▁of ▁the ▁L üt z ow ▁and ▁she ▁settled ▁to ▁the ▁bottom ▁in ▁shall ow ▁water . ▁One ▁Lanc aster ▁was ▁shot ▁down , ▁the ▁Squadron ' s ▁last ▁loss ▁of ▁the ▁war . ▁The ▁bomb ▁remained ▁s unk ▁near ▁Ś win ou j ście ▁in ▁the ▁middle ▁of ▁main ▁sh ipping ▁Pi ast ▁Canal ▁for ▁ 7 4 ▁years , ▁un ear th ed ▁during ▁the ▁prepar atory ▁works ▁for ▁deep ening ▁of ▁the ▁Ś win ou j ście - S z cz ec in ▁fair way ▁in ▁September ▁ 2 0 1 9 . ▁▁ 2 5 ▁April ▁ 1 9 4 5 ▁– ▁Berg hof ▁Hitler ' s ▁vac ation ▁home , ▁the ▁Berg hof , ▁near ▁Ber ch tes g aden ▁was ▁attacked ▁with