Boston is often referred to as the most European city in the U.S. because of its relatively small size, lively bars and cafes, gorgeous public parks, and of course, its abundance of history. But even though the nation's oldest city is steeped in history, the 250,000 college students who return each fall certainly keep Boston from getting stale. This will quickly become evident when you see how much there is to do in Boston besides the typical museums and historic sites. You could catch a  more...