Ancient history

What is Bithynia- Pontus called today?

Bithynia and Pontus are two historical regions in northwestern Anatolia, Turkey. Bithynia is located in the eastern part of the region, while Pontus is located in the western part. The two regions were combined into a single province by the Roman Empire in the 1st century BC.

Today, Bithynia and Pontus are part of the provinces of Kocaeli, Sakarya, Düzce, Zonguldak, Bartın, Karabük, and Kastamonu.