Tauck is setting a new benchmark for luxury river cruising with the unveiling of its largest-ever European river cruise ...

But in terms of the difference between traveling Europe on our own or cruising a river with Viking, both have their pluses.

Medieval castles perched high atop the river, rolling hillsides with terraced vineyards, fairytale wintertime Christmas markets and up-close views of the Eiffel Tower's nightly illumination show (with ...