The top floor of the main arch is completely abandoned. Renovations are planned but the halls will no longer open to the public.

The corridor amphitheatres, under the roof of the ark.

From the roof of the great arch, a view overlooking the cinema complex. With the geode in the foreground.

At stage 34, the orientation of stairs to change.

A window frame a bit unusual, found on all floors of the CB31 tower.

At the very top of the new tower called First, 230m high

Rooftop of the new tower AXA after renovation.

Panoramic view on the rooftop of CNIT (Centre of New Industries and Technologies).

CNIT was built in 1958. Its architects are Robert Camelot, Jean de Mailly, Bernard Zehrfuss and Jean Prouvé. In 2010, the building still has the largest range of concrete arch in the world: 218m.

Curiosity, while the soil underground is gross, it is possible to call an elevator to the surface in music! Of course, this stage is not on a secret control panel, it is not possible to go down this way (unless you have a key, perhaps).

At the top of the tower AXA. The platform is tiny and there is no security fence. Obviously, this part of the tower is still under construction.