Republic of Korea (South Korea)

See the Department of State’s Fact Sheet on the Republic of Korea for information on U.S.-Republic of Korea relations.Passport valid at time of entry.No visa required for stays less than 90 days for tourism or business.Visa required for all other purposes, including...

Colombia

See the Department of State’s Fact Sheet on Colombia for information on U.S.- Colombia relations. All U.S. citizens who do not also hold Colombian citizenship must present a valid U.S. passport to enter and leave Colombia. U.S. citizens do not need a Colombian visa...