Discovery of the lava tunnels - Flow 2004

The lava tunnel of the flow 2004 is today the longest discovered on the island of Reunion (6 km topographed).

The classic route is done by crossing between the lower and upper entrances of the lava tunnel. 2.5 kilometers in the tunnel of the 2004 lava flow for a journey to the heart of the Piton de la Fournaise and its history.

During this tour, more complete than the half-day tour, your guide will take you to the upper parts of the lava tunnel, which are rarely visited. You will discover there magnificent shafts of light.