| Blancpain Sprint Series | |
|---|---|
| First race | 2012 | 
| Last race | 2014 | 
| Laps | ca. 30 | 
| Duration | 1 hour | 
| Previous names | City Challenge Baku (2012) Baku World Challenge (2013–2014)  | 
| Most wins (driver) |   | 
| Most wins (team) |   | 
| Most wins (manufacturer) |   | 
The Baku World Challenge was an international motorsport competition in Baku, Azerbaijan, held on a temporary street circuit on closed public roads.
|   Original Circuit (2012)  | |
| Location | Baku, Azerbaijan | 
|---|---|
| Coordinates | 40°23′43″N49°52′56″E / 40.39528°N 49.88222°E | 
| Broke ground | October 12, 2012 | 
| Opened | October 25, 2012 | 
| Closed | November 2, 2014 | 
| Former names | City Challenge Baku (2012) | 
| Major events |  Blancpain Sprint Series  (2013–2014)  | 
| Street Circuit (2014) | |
| Surface | Asphalt | 
| Length | 3.890 km (2.417 mi) | 
| Turns | 13 | 
| Race lap record | 1:29.488 (  | 
| Street Circuit (2013) | |
| Surface | Asphalt | 
| Length | 4.380 km (2.722 mi) | 
| Turns | 13 | 
| Race lap record | 1:42.583 (  | 
| Original Circuit (2012) | |
| Surface | Asphalt | 
| Length | 2.144 km (1.332 mi) | 
| Turns | 14 | 
| Race lap record | 1:03.939 (  | 
In 2012 (October 28), the City Challenge GmbH organized a stand-alone event for GT3-spec cars in Baku. It was called City Challenge Baku. The races were held on a 2.144 km (1.332 mi) street circuit around the Government House. [1] [2] Gymkhana drifters and entertainment activities were the supporting program. According to the promoter, the event had 42,000 visitors. [3]
 In 2013, the finale of the FIA GT Championship was held in Baku as Baku World Challenge. The series used a new street circuit close to the Baku Crystal Hall and the National Flag Square. It had a length of 4.380 km (2.722 mi). The event was organized by Jean-François Chaumont and the former Formula 1 driver Thierry Boutsen. [1]  [2] 
In 2014, the last race of the Blancpain Sprint Series was held in Baku as Baku World Challenge. [4]  The series used a new shortened circuit close to the Baku Crystal Hall and the National Flag Square. The circuit was shortened to 3.890 km (2.417 mi). [2]  The event was closed following the announcement that Formula One would hold a street race in Baku from 2016. 
The fastest official race lap records at the Baku World Challenge are listed as:
| Category | Time | Driver | Vehicle | Event | 
|---|---|---|---|---|
| Street Circuit: 3.890 km (2014) [2] | ||||
| GT3 | 1:29.488 [5] | Laurens Vanthoor [6] | Audi R8 LMS ultra | 2014 Baku World Challenge | 
| Street Circuit: 4.380 km (2013) [2] | ||||
| GT3 | 1:42.583 [7] | René Rast | Audi R8 LMS ultra | 2013 Baku World Challenge | 
| Original Circuit: 2.144 km (2012) [2] | ||||
| GT3 | 1:03.939 [8] | Sean Edwards | Porsche 911 (997 II) GT3 R | 2012 City Challenge Baku |