Grotte de Choranche
An outstanding natural site, deep in the Vercors!
At the gateway of the Vercors, the Grotte de Choranche offers you a fairy-tale spectacle all year round: stalagmites, straw stalactites, and emerald rivers and lakes.
Follow your guide through the mysterious inner beauty of our mountains.
Sound & light show
The majestic Cathedral Chamber is showcased by a tremendously colourful sound & light show, projected onto walls many thousands of years old – an original way of discovering this huge space, 40 metres wide and nearly 25 metres high.