Where is Bithynia-Pontus today?

Bithynia-Pontus is a historical region located in the northwestern part of modern-day Turkey. It corresponds to the provinces of Bursa and parts of Sakarya, as well as regions along the Black Sea coast. The area was known for its rich history and diverse cultures in ancient times, serving as a significant center of Hellenistic and Roman civilization. Today, it is a blend of urban and rural landscapes with historical sites reflecting its ancient heritage.