There's a lot of great moments from the three Indiana Jones films (yeah, that's right, THREE). The opening to The Last Crusade is just plain awesome. It gives us the origin story for Indy (the hat!, the whip!), has River freaking Phoenix, and is overall a fantastic action sequence. Did anyone in Spielberg's camp watch this before the last piece of crap they put out? Anyone?
And you gotta love the Hitler gag:
And I couldn't find the original clip, but lego birds are just as good, if not better: