Wikipedia
Dikaia is a village in the northern part of the Evros regional unit in Greece. Dikaia was the seat of the former municipality of Trigono, and is part of the municipality Orestiada since 2011. In 2001 its population was 797 for the village and 1,177 for the municipal district, which includes the villages Dilofos, Krios and Palli. It is located on the right bank of the river Evros, where it forms the border with Bulgaria. It is about 15 km southeast of Svilengrad, Bulgaria, and 25 km west of Edirne, Turkey. Dikaia is bypassed by the Greek National Road 51/ E85 (Alexandroupoli - Soufli - Orestiada - Ormenio - Svilengrad). It is served by a railway station on the line from Didymoteicho to Ormenio.
Dikaia was an ancient Greek city located in Thrace, located in the region between the river Nestos to the river Hebros.