Brno is a city in the South Moravian Region of the Czech Republic. Located at the confluence of the Svitava and Svratka rivers, Brno has about 400,000 inhabitants, making it the second-largest city in the Czech Republic after the capital, Prague, and one of the 100 largest cities of the European Union. The Brno metropolitan area has approximately 720,000 inhabitants.

The Svratka is a river in the Czech Republic, a left tributary of the Thaya River. It flows through the Vysočina and South Moravian regions, including the city of Brno. At 168.5 km (104.7 mi) long, it is the 9th longest river in the Czech Republic.