What is the population of the city where The Château du Grand-Blottereau is located ?
Château du Grand-Blottereau: The Château du Grand-Blottereau is a historic pavilion in Nantes, Loire-Atlantique, Pays de la Loire, France. Nantes:  The city is the sixth-largest in France, with a population of nearly 300,000 in Nantes and an urban area of 600,000 inhabitants.
nearly 300,000