Circuit de Monaco downhill again to a double right-hander called "Portier," named after region of Monaco, before heading into the famous tunnel, a unique feature of a Formula One circuit. (Until 2009 only one other circuit, Detroit in 1982–88, featured a tunnel, but the F1 series now includes racing at the Yas Marina Circuit in Abu Dhabi, which presents a shorter tunnel at the exit of the pit lane.) As well as the change of light making visibility poor, a car can lose 20–30% of its downforce due to the unique aerodynamic properties of the tunnel. The tunnel also presents a unique problem
Adelaide Street Circuit Grand Prix. However, as this was in qualifying and not a race, it does not count as the lap record. The fastest recorded lap of the 3.219 km (2.012 mi) Supercars circuit is 1:17.9726 set by Adelaide born driver Simon Hodge on 28 February 2014 driving a Mygale M11 Mercedes-Benz Formula 3. The fastest recorded lap of the 1.4 km (0.9 mi) Victoria Park Sprint circuit is 0:42.5753 set by Ivan Capelli on 2 December 2018 driving a March CG891 car from the 1989 Formula One season. Adelaide Street Circuit The Adelaide Street Circuit (also known as the Adelaide Parklands