RAF Bomber Command Memorial
... that the roof of the RAF Bomber Command Memorial in Green Park is made of aluminium from a crashed Handley Page Halifax?
... that the roof of the <b id="mwEC4"><a href="./RAF_Bomber_Command_Memorial" id="mwEC8" rel="mw:WikiLink" title="RAF Bomber Command Memorial">RAF Bomber Command Memorial</a></b> in <a href="./Green_Park" id="mwEDA" rel="mw:WikiLink" title="Green Park">Green Park</a> is made of aluminium from a crashed <a href="./Handley_Page_Halifax" id="mwEDE" rel="mw:WikiLink" title="Handley Page Halifax">Handley Page Halifax</a>?