Without further ado.............

.........here are the answers to round 4....................
1st} S. do Senna---Interlagos, Brazil
2nd} Castrol Corner---Pukekohe, New Zealand(1/2 pt if you answered Nurburgring)
3rd} Eau Rouge---Spa Francorchamps, Belgium
4th} Mulsanne---Le Mans, France
5th} Moss Corner---Mosport, Canada
6th} Peraltada---Hermanos Rodriguez, Mexico
7th} Parabolica---Monza, Italy
8th} Kettle Bottoms---Road America, USA
9th} Casino Hairpin---Gilles Villenueve, Canada(1/2 pt. if you answered Monaco)
10th} Terlamenbocht---Zolder, Belgium
11th} Indianapolis---Le Mans, France
12th} Namerow---Mt. Tremblant, Canada
13th} the Corkscrew---Laguna Seca, USA
14th} Brock Skyline---Bathurst[Mt. Panorama], Australia
15th} Schwantz Curve---Donnington Park, England
16th} Prince's Gate---Toronto, Canada
17th} Hurry Downs---Road America, USA
18th} Copse---Silverstone, England
19th} The Cutting---Bathurst[Mt. Panorama], Australia
20th} Nordkurve---Hockenheim, Germany
Points for the round................
Southernman----19 pts
cmlean----19.5 pts
GhoGho----19.5 pts
Overall points after 4 rounds................
Southernman---68 pts
GhoGho---59.5 pts
cmlean---47.5 pts
jacfan---7 pts