Mauritius is 11 times larger than Washington, D.C..
Area: 2,040 km2 World Factbook
Population: 1,331,155 (July 2014) World Factbook
Mauritius, officially the Republic of Mauritius, is an island nation in the Indian Ocean about 2,000 kilometres off the southeast coast of the African continent. The country includes the island of Mauritius, Rodrigues, the islands of Agalega and the archipelago of Saint Brandon. Wikipedia
Area: 178 km2 calculated
Washington, D.C., formally the District of Columbia and commonly referred to as Washington, "the District", or simply D.C., is the capital of the United States. Wikipedia