Add Spawn Zone

For the player to be able to spawn on your custom map, you must set up a special spawn zone:

1. In Outliner, right-click the scene_art section and select Create:
   

2. Find start_truck_spawn_zone and click it:
   

3. In Viewport, move and rotate the instance of the start_truck_spawn_zone prefab. It should be placed slightly lower than the terrain:
   

   Object editing controls

   Press R once to switch to the Scale mode and drag the axes of the object. Press W to switch back to the Translate mode.

See the next step.