The Western High—Speed Diameter is a toll highway passing through the city of St. Petersburg (Russia). The length of the highway is ~47 km (29 miles). This road is divided into three sections: north, south and central. The northern section is located in the suburban part of the city. The central and southern sections run through the city and contain three bridges and a tunnel.

Some features of the map:
- Various weather presets;
- The main road has been created on a 1-to-1 scale;
- 400+ unique custom models;
- Various weather presets;
- Night support;
- LOD system;
- AI support;
- CK MapController.