This document discusses dangerous travel destinations and factors that can make travel unsafe. It notes that not all tourist destinations are safe and that in many regions tourists face risks of violence, threats, and discrimination. Political turmoil, war, disease, crime, attitudes towards Westerners, and lack of basic resources are listed as factors that can make travel unsafe. The document then provides an example of North Korea, describing it as a closed country ruled by a strict dictatorship, isolated from the rest of the world with unfriendly relations towards the US and West.