This site rises high above the Bakirçay Plain in Turkey’s Aegean region. The acropolis of Pergamon was the capital of the Hellenistic Attalid dynasty, a major centre of learning in the ancient world.

Authorities in the north are to begin works to widen the Pergamos crossing point next week, ‘prime minister’ Unal Ustel said on Thursday. Speaking during a visit to the crossing point, he said, “we ...