So you're dreaming of cruising through Europe, but you're torn between gliding down the Danube on an intimate river ship or setting sail on a grand ocean liner across the Mediterranean. Trust me, you're not alone in this dilemma. Both experiences offer incredible ways to explore Europe's treasures, but they're about as different as champagne and espresso: both delightful, just in completely different ways. Let's break down what makes each option special so you can figure out