Toulouse, France

Toulouse, also known as the "Pink City" (La Ville Rose), is the fourth-largest city in France with close to 470,000 inhabitants. The city is a unique historic architectural centre hosting two UNESCO World Heritage Sites including the Basilica of St. Sernin, the largest remaining Romanesque building in Europe. 

Toulouse is at the centre of the European aerospace industry with many of the largest aviation and space flight companies and research centres taking residence there.