Quarries of Paris

Although there 5m ³ discovered human bones in 1959 during renovation of underground tunnels, it is clear that these underground were not intended to be catacombs, discovered the ossuary is merely an anecdotal reuse of the network.

K-TA Tractos 18. Our life is a loan that the nature made for us; enjoy it, mortals, make it without a murmur. Born, live and die is the fate of humans and every day life is a step towards death. Balland on 03/08/2001

The Palais de Chaillot was performed at the Universal Exhibition of 1937 by the architects Leon Azema, Jacques Carlu and Louis-Hippolyte Boileau, instead of the old Palais du Trocadéro. The Chaillot Palace is composed of two pavilions and two curved wings flanking the esplanade of human rights. The facades and roof of the palace, its courtyard and terrace staircase, its remaining home decor (except theater review) have been classified as historic monuments December 24, 1980. It houses several museums.

source: Wikipedia

Quarry of Roussillon. Located in the middle of Provence, ocher quarries of Roussillon have a unique landscape in France. They are called the Colorado Provencal. Ochre of Roussillon is 90% sand and 10% clay and pigments of goethite. Formerly used by humans 15,000 years ago, the ochres are still used in the art world.