| Type de circuit | Visite en groupe partagé |
| Types de circuits | Visite guidée |
| Type de visite | Sites naturels, Randonnée |
| Transport | À pied |
Know Before You Go: Bring swimwear and a towel to enjoy swimming in the river.
Know Before You Go: The path runs along the bed of the Lignon: comfortable shoes are recommended for walking on the rocks.
Know Before You Go: Removing rocks from the site is prohibited in order to preserve the geological integrity of the basaltic flow.
Know Before You Go: In the event of recent heavy rainfall, the level and flow of the Lignon may vary: swimming is only offered if conditions allow it in complete safety, according to the assessment of the guide on site.
Know Before You Go: If swimming has to be canceled due to weather conditions or the river level, travelers are guaranteed a full refund of their reservation.