Au cœur du roc

Ouverture le 1ᵉʳ juin 2026

GRANVILLE

A Unique Place

Au cœur du Roc invites you to discover the aquatic world alongside minerals, shells, and insects through a variety of perspectives.
Perched on the heights of Pointe du Roc, it offers a unique panoramic view over Granville. You will be amazed by the living masterpiece that is the entrance to the Bay of Mont Saint-Michel.

For children and adults alike!

The Aquarium Area

A true living museum where several ecosystems are represented.
A place for discovery and awareness. An opportunity to observe and admire the behavior of animals with one another and within their environment.

'The sea is the greatest museum in the world.' — Salomon Reinach

Jellyfish Gallery

Dive into the fascinating and poetic world of jellyfish.

Displayed in four tanks, they invite you into a timeless experience.

Let yourself be enchanted by their hypnotic dance.

A Walk Through the Aquatic World

An invitation to journey underwater through twenty-two living displays.

Each one takes you to a different place and ecosystem.

The Entomology Area

A collection of preserved insects and arthropods that sparks curiosity and admiration.
An opportunity to observe them closely and in detail.

The Extraordinary Blue Morpho Butterfly

Welcome to the captivating world of entomology. Discover dozens of specimens from around the world, meticulously preserved for decades.

The Scorpion

Whether you are a nature enthusiast or simply curious, this representation of biodiversity is remarkable.

The Minerals Area

Explore a collection of sculptures created from nature’s treasures during the 1970s and 1980s, inspired by mythology, Egypt, astrology, Persian art, and more.

The Phoenix

A mythological sculpture decorated with chrysocolla, pyrite, azurite, and rock crystal.
This exhibition celebrates minerals in all their forms: polished, crushed, or left raw.

Stained Glass

Persian-inspired artwork created from fragments of minerals.

The Shell Area

To complete your visit, let your imagination wander through treasures of the sea.
Nature, landscapes, flowers, animals, and travel are represented through hundreds of thousands of shells gathered from near and far.

As Paintings...

A dreamlike and creative space, born from a little girl’s dream.

As Sculptures or Objects...

Here, collecting shells on the beach during a family outing takes on a whole new dimension.

The Shell Area
To complete your visit, let your imagination wander through treasures of the sea.
Nature, landscapes, flowers, animals, and travel are represented through hundreds of thousands of shells gathered from near and far.
As Paintings...
A dreamlike and creative space, born from a little girl’s dream.
As Sculptures or Objects...
Here, collecting shells on the beach during a family outing takes on a whole new dimension.
The Aquarium Area
A true living museum where several ecosystems are represented.
A place for discovery and awareness. An opportunity to observe and admire the behavior of animals with one another and within their environment.

'The sea is the greatest museum in the world.' — Salomon Reinach
Jellyfish Gallery
Dive into the fascinating and poetic world of jellyfish.

Displayed in four tanks, they invite you into a timeless experience.

Let yourself be enchanted by their hypnotic dance.
A Walk Through the Aquatic World
An invitation to journey underwater through twenty-two living displays.

Each one takes you to a different place and ecosystem.
The Entomology Area
A collection of preserved insects and arthropods that sparks curiosity and admiration.
An opportunity to observe them closely and in detail.
The Extraordinary Blue Morpho Butterfly
Welcome to the captivating world of entomology. Discover dozens of specimens from around the world, meticulously preserved for decades.
The Scorpion
Whether you are a nature enthusiast or simply curious, this representation of biodiversity is remarkable.
The Minerals Area
Explore a collection of sculptures created from nature’s treasures during the 1970s and 1980s, inspired by mythology, Egypt, astrology, Persian art, and more.
The Phoenix
A mythological sculpture decorated with chrysocolla, pyrite, azurite, and rock crystal.
This exhibition celebrates minerals in all their forms: polished, crushed, or left raw.
Stained Glass
Persian-inspired artwork created from fragments of minerals.
The Shell Area
To complete your visit, let your imagination wander through treasures of the sea.
Nature, landscapes, flowers, animals, and travel are represented through hundreds of thousands of shells gathered from near and far.
As Paintings...
A dreamlike and creative space, born from a little girl’s dream.
As Sculptures or Objects...
Here, collecting shells on the beach during a family outing takes on a whole new dimension.
The Aquarium Area
A true living museum where several ecosystems are represented.
A place for discovery and awareness. An opportunity to observe and admire the behavior of animals with one another and within their environment.

'The sea is the greatest museum in the world.' — Salomon Reinach
Jellyfish Gallery
Dive into the fascinating and poetic world of jellyfish.

Displayed in four tanks, they invite you into a timeless experience.

Let yourself be enchanted by their hypnotic dance.
A Walk Through the Aquatic World
An invitation to journey underwater through twenty-two living displays.

Each one takes you to a different place and ecosystem.

Take Part in Our Activities

Birthday Party

Come celebrate your birthday with us!

Duration: 2 hours
Maximum 8 children
Program depending on age:
3/6 years: 30 minutes of games, 30 minutes of activities, and 1 hour for snacks
7/11 years and 12/14 years: 1 hour of games and 1 hour for snacks
Package from €150, full snack included

Keeper for a Day

Experience the life of an animal keeper for a few hours

Every Wednesday morning from 10:00 a.m. to 12:00 p.m.
Between 2 and 5 participants
Duration: 2 hours
From 7 years old - Unaccompanied
Price: €45 per person - Drink included

For other requests, please contact us

Private Hire

Au Cœur du Roc, exclusively for you!

A cocktail reception in a magical setting?
Privatize the Jellyfish Area!
Offer a special, original, and timeless experience.
Capacity: 20 people.

A business meeting or special evening?
Privatize Le Café!
60 m² veranda with panoramic views overlooking the entrance to the Bay of Mont Saint-Michel, a true living masterpiece.
Capacity: 40 people.

A special day?
Privatize the entire venue.
Tuesdays and Thursdays outside school holidays.
Tell us about your project.

Groups

From 10 people

Open to all audiences
Self-guided or guided tours
For guided tours, Tuesdays and Thursdays outside school holidays are dedicated group days.
The site is closed to the general public to ensure the best possible experience.

Duration: approximately 1h30 to 2h
Reservation required
Quote available on request.

The coffee place

Le Café

Whether you want to take a break, enjoy the setting before or after your visit, stop by without planning to visit the museum, spend some time, or simply take in the views... there are only good reasons to settle in here.

Treat yourself to a relaxing moment with panoramic views over the ports, the town, the southern coastline stretching to Pointe de Carolles, and the Breton coast.

Drinks and snacks available on site.
Indoor and outdoor seating.
Free access.
No reservations.
Same opening hours as the Museum – Aquarium.