Caribbean, East Coast, U.S. Travel, Uncategorized How to Spend 3 Days in Puerto Rico | Travel Guide 2021 May 4, 2021January 24, 2022by Marissa Strang1 Comment on How to Spend 3 Days in Puerto Rico | Travel Guide 2021 Warm winds and crystal blue waters. Tropical rainforests and rich history. Mountain peaks and colorful old streets. Puerto Rico boasts beautiful natural landscapes, amazing history, and unforgettable experiences.