https://www.youtube.com/watch?v=PK938ke9CU0 MSC Seaside Cruise Vlog | Day 05: May 30, 2018. Day 5 of our 7 Day Cruise on MSC Seaside. Today we are in San Juan, Puerto Rico. We venture out and explore San Juan on our own. We find the Rum Route and spend the day tasting some amazing Puerto Rican rum (and even though we only made it to 2 locations, it was the best day EVER! 🤣🤣🤣)