...Korten is located just 10km from the town of Nova Zagora, 40km from Sliven town, and 35km from the ...Korten is located just 10km from the town of Nova Zagora, 40km from Sliven town, and 35km from the ...from the town of Nova Zagora, 40km from Sliven town, and 35km from the town of Stara Zagora. ...from the town of Nova Zagora, 40km from Sliven town, and 35km from the town of Stara Zagora.