12-day river cruise with Viking Longship Alsvin

Looking for 12-day Viking Longship Alsvin river cruise vacation? Discover best cruise vacations with Viking Longship Alsvin from major european cities. Enjoy beautiful sceneries and spectacular hills while you glide past imposing medieval castles, lush riverbank vineyards, and remarkable ancient wonders on your 12-day Viking Longship Alsvin river cruise vacation.