The World's 15 Hardest Countries to Visit

Hellow! Just don't expect any explanations if you are denied entry to certain countries.
This lovely and personal Post-it sticker note is from the Eritrean embassy in Stockholm. 

The world's least visited countries are not necessarily the most difficult to get to. I am using three criteria to determine which countries are the most inaccessible, as well as my own overall experience of getting to the countries.

The World's Most Dangerous Countries

A bombed tank from the war with the Soviet Union is still by the road in Herat, Afghanistan.
This country is however, contrary to common belief, not on the list of the most dangerous countries.  

Where would you not want to go on holiday? To war zones? They actually aren't too bad. Considering. Less people are killed in armed conflict now than ever before in modern history.