On my last German trip, I made a detour to Neuschwanstein, which I'd never visited. Yes, it's a tourist trap, but it's also a staggering vision — the most extreme, although by no means the most faithful, expression of Wagnerian fervor. As you can see from the scaffolding on the left-hand side, the castle is undergoing renovation. When I walked by, the construction workers were blasting "Call Me Maybe." So it goes....