Following wars after the French revolution, this small town was rebuilt in the early 19th century, in the style of Tuscany towns. The city is very charming, and also features a ruined castle.
The city is very small, and hence is definitely walkable.
Clisson is famous for being the location of Hellfest, one of the biggest and most respected Heavy Metal festivals in the world. The 2017 edition of the festival drew over 160,000 attendees. The festival takes place during the third weekend of June, and tickets usually sell out fast.
There are many restaurants in Clisson, and several of them are very good.