This is the oldest festival in the history of France, dating back to early 1860s. It encounters a number of atmospheric Roman theatre, which facilitates extremely spectacular acoustics and Exceptional backdrop offering Opera and extreme music. It is held nearly to the early days of July and August.
- Festival of the Aegean, Greece : 12th – 25th July
- Savonlinna Opera Festival, Finland : 4th July – 3rd August