Signed, 1940, Greek Guide, I Prespa ke i omorfies tis, Lake Prespa and its Beauties, Florina, Greece, Macedonia, Lazaros Vafeiadis

Lake Prespa is located on the tripoint of Albania, Greece, and North Macedonia. It is a system of two lakes separated by an isthmus: the Great Prespa Lake, divided between the three countries, and the Little Prespa Lake, mostly within Greece. They are the highest tectonic lakes in the Balkans, at an elevation of 853 metres (2,799 ft).