Cruising the Rhine River, we dodge riverboat traffic and the legendary siren, Lorelei. After climbing castles and descending into dungeons, we relax with Rhine wine. We tour Burg Eltz-a lived-in castle where the noble lady still puts out fresh flowers. Then we enter the walled town of Rothenburg for Germany's best wood carving, a vivid dose of medieval punishment, and a tour with the night watchma