Question: are there any countries you can visit without a passport?
Answer: Puerto Rico. The island of Puerto Rico (officially an unincorporated territory of the United States) has long been a favorite of travelers from the contiguous 48. ... 
United States Virgin Islands. The U.S. Virgin Islands lie mere minutes away from Puerto Rico by plane. ... 
Northern Mariana Islands. ... 
Guam. ... 
American Samoa.