7. Tbilisi, Georgia

Located on the Black Sea north of Russia, Georgia has long been plagued by crime and violent protests, such as a car bomb attack on the Israeli Embassy in February. Civil unrest peaked during the economic crisis in the 1990s and lasted until the Rose Revolution of 2003. Last week saw the worst upsurge on violence on the Russian-Georgian border since 2008, following a clash between between Georgian security forces and a band of North Caucasian fighters that killed 12.

6. Karachi, Pakistan

Several terrorist and sectarian attacks in Karachi since 2011 have elevated the Pakistani city on the danger list. Both U.S. and UK citizens have been urged to keep a low profile and avoid large gatherings and public places, especially on Fridays, which are a Muslim holiday. According to the BBC.co.uk Karachi is also the most dangerous city in the world for journalists with Taliban terrorists carrying out an attack on a TV station in the southern port city last June.

5. Kinshasa, Democratic Republic Of The Congo (DRC)

The Congo was devastated by a 1998 war dubbed the "African World War" involving nine nations, 20 armed groups and the deaths of 5.4 million since then, and despite signing peace accords it is still a terrifying hotbed of rape and sexual violence. Now commonly referred to as the DRC or DR Congo, it is the largest country in central Africa and the second largest in the continent. The capital city of Kinshasa is especially dangerous because it is run by groups posing as law enforcement agents who haunt the streets at night looking for victims, and even the street children are becoming increasingly aggressive. Some gangs use girls to lure people into traps; others promise cut-price gold and diamonds to rob foreigners, including in daylight, reported CNBC.com. Even those in power are not be