The two crossword solutions for the term 'Southern French City' are Nimes (5 letters) and ARLES (5 letters). Nimes is a city in the Occitanie region of southern France, located on the River Gardon. It is known for its Roman ruins, including the Arena of Nimes, which dates back to the 1st century AD. ARLES is also located in the Occitanie region of southern France, on the Rhone River delta. It is known for its Roman and Romanesque monuments, such as the amphitheater and the Alyscamps, a Roman necropolis.