Starring in the two “Night At The Museum” movies have apparently given Ben Stiller a profound appreciation for the institutions.  During a break from filming last weekend’s Number 1 film, “Night At The Museum: Battle Of The Smithsonian,” Stiller brought his family to New York’s Museum of Natural History, where the first film in the series took place.  The place was packed, and he was surprised to learn the reason why. (CLICK ON THE MEDIA BAR BELOW TO HEAR BEN STILLER)