This approximately 45-minute guided tour invites visitors to rediscover the Saint-Jean-Baptiste church, one of the most emblematic monuments in the historic centre of Castelnau-le-Lez.
The tour covers the church's history and how its architecture has evolved over the centuries. It is offered on both Saturday 19 and Sunday 20 September 2026, from 10:30 to 11:15, as part of the European Heritage Days.