Expo MRT station
... that the two elliptical roofs of Singapore's Expo MRT station reflect sunlight into the station while cooling it?
... that the two elliptical roofs of Singapore's <b id="mwBfc"><a href="./Expo_MRT_station" id="mwBfg" rel="mw:WikiLink" title="Expo MRT station">Expo MRT station</a></b> reflect sunlight into the station while cooling it?