ft), it is the building with the most floor space in Europe along with the Palace of Parliament in Bucharest.

An electronic system monitors white blinds which can be drawn or opened all together at the same time.

Both of them are relatively thin as their width is only 24 m (79 ft), and they are out of line with each other, so that sunlight can reach all parts of the building.

Lehman Brothers' €2.1bn top-of-the-market purchase of Coeur Défense, was expected to become Europe's largest distressed property sale.

Due to falling property values, and the bankruptcy of Lehman Brothers, the transaction was under stress.