Newsweek has compiled a full list of the most serious travel warnings - level 4 and 3 - that are in place for Americans.

Americans have been advised against travel in certain Middle Eastern countries as the U.S.'s war with Iran enters its 10th day.

The CDC has issued a travel warning due to polio spreading in 32 countries worldwide as cases of poliovirus continue to rise.

The U.S. Department of State has been busy this week, editing and updating its travel advisories for several Middle Eastern countries amid the ongoing conflict with Iran. The State Department keeps a ...

The U.S. Department of State warns travelers should avoid this country due to increased likelihood of politically motivated violence and kidnappings.

War in Iran and unrest in Mexico are raising concerns for international travelers. Here's what the travel advisories actually ...

The United States issued new travels warnings for five countries as Americans were warned to reconsider travel.

The U.S. issues travel advisories based on risks to American citizens abroad. Advisory levels range from "exercise normal precautions" to "do not travel" warnings. Americans in Iran face severe ...