因为我们这次是坐邮轮，所以没有经过直接通关，不过据查，

来源: freshview 于 2011-01-26 15:20:28 [] [博客] [旧帖] [给我悄悄话] 阅读数 : (303 bytes)
本帖于 2011-01-26 17:22:00 时间, 由普通用户 --1234567- 编辑

Although no passports or immunizations have been necessary for a U.S. citizen or national traveling to Puerto Rico, travelling with a U.S. passport is strongly recommended.  Aliens traveling to the Commonwealth are required to have a valid passport and an appropriate U.S. visa, if required.

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