San Juan
Puerto Rico
A 500-year-old walled city, rainforest an hour away, and no passport required.
Recommended· Level 1
About San Juan
Old San Juan is the oldest city under the US flag, with blue cobblestones and two Spanish forts. El Yunque rainforest and bioluminescent bays are within easy reach.
Why go
Old San Juan's forts, El Yunque National Forest, and bioluminescent bay kayaking.
Best tours & activities
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Where to stay
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Suggested itinerary
- Day 1
Old San Juan
El Morro, San Cristobal, Calle Fortaleza.
- Day 2
El Yunque
Rainforest trails and La Mina Falls.
- Day 3
Bio bay
Evening kayak in Laguna Grande.
Good with family
- El Yunque waterfalls
- Castillo San Felipe del Morro
- Bioluminescent bay kayaking
Travel tips
- No passport required for US citizens
- Rent a car for El Yunque and the west coast
- Book bio bay tours on new-moon nights for the best glow
Safety in San Juan
Recommended· Level 1
Safe for travelers with standard urban precautions. Hurricane season runs June through November.
Official U.S. advisoryReviewed 2026-08-07
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