Christmas mass

La Grotte des Demoiselles once again revives the tradition of celebrating Christmas in the heart of the underground cathedral. For more than 60 years 70 meters underground the nativity of Jesus was celebrated! This year, the Christmas celebration will resume on December 24 at 4 pm.

✨ Christmas Mass in the Heart of the Grotte des Demoiselles

A unique celebration blending tradition, reflection, and natural beauty

On Wednesday, December 24th, 2025 at 4:00 pm, the Grotte des Demoiselles will once again host its traditional Christmas Mass, an event that has become emblematic for many families and visitors in the region.

Every year, this suspended moment offers a true time of reflection — a parenthesis out of time marked by peace, togetherness, and the joys of family. A rare occasion to gather, to share, and to turn collectively toward the approaching new year.

Carried on for many decades, this celebration takes on a very special dimension at the heart of the majestic underground Cathedral, 70 meters below the surface. In this exceptional natural setting, shaped over millions of years, the ceremony unfolds in a fascinating and grandiose atmosphere, specially illuminated for the occasion.

The unique acoustics of the cavern, the gentle glow of the lighting, and the immensity of the subterranean chamber transform each moment into a sensory experience: contemplation arises naturally, emotions deepen, and the sense of communion grows stronger.

Here, the sacred and the beauty of the natural world come together, offering everyone a rare moment where spirituality blends harmoniously with the majesty of nature.
The Christmas Mass at the Grotte des Demoiselles welcomes every year families, friends, local residents, and visitors who come to share a moment of warmth, reflection, and harmony in an extraordinary natural setting.

Practical information:

• Time of Celebration: 4pm

• Duration of celebration: 1h30 approx

• Book online or by phone at 04 67 73 70 02 (during opening hours)

• Same day ticket collection at the box office 45 min before the start of the celebration

• Entrance to the cave will be from 3:15 pm to 3:50 pm with regular access through the funicular until the beginning of the celebration.

• You will be able to settle in the Cathedral Hall with respect for places and security. It is possible and recommended to bring a small cushion or a small folding to sit more comfortably. Some chairs will be available for people with reduced mobility.

• The constant temperature in the cave is 15°C. We recommend you wear warm clothing and suitable footwear.