With more than 2,000 years of history, Lyon is designated a UNESCO World Heritage Site and is the 2nd largest Renaissance city after Venice. It is considered one of the most attractive cities in Europe. With more than 4,400 restaurants, Lyon is also considered the French capital of gastronomy and the region is home to more than 80 AOCs (controlled designation of origin).
Also, Lyon's airport offers direct flights from/to more than 200 destinations, while three high-speed train stations place the city close to many destinations you may want to explore before or after the symposium.
More information about the city of Lyon and its tourist attractions can be found at:
https://www.lyon.fr/
http://www.onlylyon.com/en/
https://www.grandlyon.com/