The 29 riskiest countries for Americans to travel to

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Sri Lanka is a Level 3: Reconsider Travel.

• The US State Department's public travel advisories outline the potential dangers Americans face traveling abroad.
• The agency uses four levels of travel guidance to inform potential visitors whether the country poses danger, or in some cases, is completely off-limits.
• These 29 countries are designated "reconsider travel" or "do not travel."
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The US State Department's public travel advisories let Americans know what countries are safe to travel to and which ones they should be wary of visiting.

The agency uses four levels of travel guidance to let Americans know what to expect in each country:

Level 1 - Exercise normal precautions

Level 2 - Exercise increased caution

Level 3 - Reconsider travel

Level 4 - Do not travel

Twenty-nine countries around the world are designated "reconsider travel" or "do not travel," mostly because of ongoing armed conflicts. These are the nations we've outlined here.

Here are most dangerous countries in the world, ranked from least to most risky based on the State Department's designation levels.