For those asking what is pink about Toulouse, the city’s history tells a great deal about why it emerged to be dubbed such name among the many that sound cooler. ‘Pink City’ is just one of the two sobriquets given to Toulouse. Its distinct architectural style, tiles, and red-pink clay bricks form why it is called Ville Rose.  The use of bricks as a building material was introduced by the Romans in the 1st-century. At that time, the city was called Tolosa and was a part of the Narbonnaise area. When the Garonne River suddenly moved back after the last glacial…