While a Level 2 warning is the second lowest on the State Department’s scale, the agency says travelers should remain aware of their surroundings when visiting. In particular, the advisory says visitors should stay alert in tourist areas as they can be targeted in an attack.

On May 28, the U.S. government issued three more travel advisories. Malta and South Korea have received Level 1 travel advisories. Although Americans are allowed to travel to both countries, there are some concerns about South Korea due to its political situation.

The U.S. has updated its travel advice for South Africa a week after a contentious Oval Office meeting between Trump and the country's president.