The term 'Rhone Capital' refers to the cities located along the Rhone River in France. The crossword solutions for this term are Lyons (5 letters), Lyon (4 letters), Saone (5 letters), and ARLES (5 letters). Lyons is the largest city on the Rhone River, located in the east-central part of France. Lyon is a smaller city located near Lyons. Saone is a tributary of the Rhone River that flows through Lyons and Lyon. ARLES is a city located in the south of France, near the mouth of the Rhone River.