Wikipedia
Tardoire
The Tardoire is a river in southwestern France, left tributary to the river Bonnieure. Its source is in Châlus, in the Haute-Vienne département. It flows into the Bonnieure near Saint-Ciers-sur-Bonnieure. Over much of its length, the Tardoire flows underground.
It flows through the following départements and towns:
- Haute-Vienne: Châlus, Cussac
- Charente: Montbron, La Rochefoucauld