20. Jerusalem, Israel
Jerusalem, Israel is known among the world’s most dangerous cities list due to its territory disputes for many decades. It is a site you should avoid traveling to.
Located in the Middle East, Jerusalem is the most popular city in Israel. It has been a site of disputes, crimes, terrorism, and kidnapping. The city is extremely dangerous now for foreigners. Historically, the city is recognized by followers of Judaism, Christianity, and Islam. Also, the city does not provide a tourist advisory or diplomatic support guide for travelers, so you should not visit it.