The Baku City Circuit is a motor racing street circuit located in Baku, Azerbaijan. A lap of the circuit is 6.003 km (3.730 mi), making it the third-longest circuit on the Formula One calendar (after Circuit de Spa-Francorchamps and Jeddah Street Circuit). The inaugural Formula One race at the circuit was the 2016 European Grand Prix. A year later, in 2017, the circuit held the inaugural Azerbaijan Grand Prix.