A journey to the bottom of the ocean, beneath Paris’s skyscrapers

Spheres of bioluminescence, using photobacteria from the depths of the ocean, in a sculpture created by artist Jérémie Brugidou. © Augustin Detienne

An interactive exhibition underneath the streets of Paris's La Défense business district reveals another hidden world – that of the darkest depths of the ocean. Bringing together art and science, it shows the beauty and vulnerability of Earth's final frontier.

Beneath the Grande Arche de la Défense, in Paris’s business district, visitors equipped with headphones and pocket torches are plunged into darkness.