The Baku City Circuit (Azerbaijani: Bakı Şəhər Halqası) is a motor racing street circuit located in Baku, Azerbaijan constructed near Baku Boulevard. A lap of the circuit is 6.003 kilometres (3.730 mi), making it the second-longest circuit on the Formula One calendar (after Circuit de Spa-Francorchamps). The inaugural Formula One race at the circuit was the 2016 European Grand Prix and its support events. A year later, in 2017, the circuit held the inaugural Azerbaijan Grand Prix. The event is organised by Baku City Circuit Operation Company (Azerbaijani: Bakı Şəhər Halqası Əməliyyat Şirkəti).