How do you imagine the perfect summer vacation? Swimming in crystal clear water, fresh local food, and ice-cold, delicious natural drinks? Thick shade and endless sunny days, with a refreshing breeze following you wherever you go? This story has it all: the Una National Park.

In July 1995, one of the darkest chapters in modern European history was written. Over 8 300 boys and men were systematically murdered and buried in mass graves in the hills surrounding the town of Srebrenica, Bosnia and Herzegovina.

Are you planning a holiday outside of the EU this summer? Whether you are going for beaches, cities or mountains, here are three things you can do before leaving.