Annual festival of garden art (‘Festival des Jardins’)in Château de Chaumont is the most interesting flower exhibition I have ever seen. You can see around 30 different themed displays from different artists which changes every year. This year Festival 2012 will run from April 25th until the 14th October.
Chaumont-sur-Loire, Chaumont-sur-Loire, FR
POINT (1.1816311 47.4792473)