The 10 Oldest Cities In The World With Great Touristic Sites

The earliest inhabitants of Plovdiv were in 4000 BC, and today, it is the second largest in Bulgaria. This gorgeous city used to be a Thracian settlement, and then became one of Roman’s major cities.

As years went by, Plovdiv has been owned by Ottoman and Byzantine, and then later became a part of Bulgaria. Plovdiv is a major cultural center that boasts hundreds of ancient remains, including Ottoman baths, aqueduct, and the Roman amphitheater.