8 Things to avoid in San Juan, Puerto Rico San Juan, Puerto Rico is one of those places where people go for a carefree vacation beneath the Caribbean sun This means sometimes tourist forget to check what is doable and what is not when in San Juan Resulting in stress, fines and honestly, avoidable situationsBeaches in San Juan Golf Courses in San Juan Horseback Riding Tours in San Juan Sports Camps & Clinics in San Juan Water Sports in San Juan Gear Rentals in San Juan Boat Rentals in San Juan Kayaking & Canoeing in San Juan River Rafting & Tubing in San Juan Scuba & Snorkelling in San Juan Shark Diving in San Juan Surfing & Windsurfing in San Juan Waterskiing & Jetskiing in SanAccess to Old San Juan from 10 AM 500 AM will be limited to residents and tourists staying in the area Reservations are suggested where applicable Transportation Taxis are accessible 24 hours a day The Puerto Rico Metropolitan Bus Authority (AMA) and Tren Urbano train system are operating