By boat

Arrival by boat.

Inside volcano

On the floor of the crater
Back, crater's lake depression with sulfur fumerolles around ; the old destroyed factory is on the right.

Fumeroles and sulfur

On the floor of the crater  ; crater's lake is back sulfuric fumeroles.

Crater's lake

Picture : Patrick Barois.

The old factory

 
Quantities of sulfur allowed from the 19e century a small industry which stopped in 1914 after a  violent explosion destroying buildings and killingt some workmen.