What is a 1,000th anniversary called?

A 10-square-mile area covers 6,400 of which units? A 10-year-old boy shrinks to the size of an insect and has adventures in which 2006 animated film? A 10-year-old grilled cheese sandwich sold for $28,000 in 2004. Whose image was said to be on it? A 100-inch telescope collects 10,000 times more light than a telescope with a mirror of what size? A 1,085-mile waterway in China and a 2.5-mile waterway in Venice are both called what? Which French fashion house makes the famous perfume No. 5? Shotgun bores, such as 12 or 20, are traditionally measured in which unit? Which Nabokov novel is about a 12-year-old "nymphet" who torments a grown man?