When revising a walkthrough, reposition the path to change the route through the model. 
As you edit a walkthrough path, you can see the results of your changes on the view. 
- Open the walkthrough and set up views. 
  
Open other views so that, as you edit a walkthrough path, you can see the results of your changes to the walkthrough. 
  
 
 
-  In the Project Browser, right-click the walkthrough view name, and select Show Camera. 
 
- To move the entire walkthrough path, drag the path to the desired location. You can also use the Move tool. 
 
- To edit the path, click Modify | Cameras tab 
 Walkthrough panel 
 (Edit Walkthrough). 
 
- Select Path in the Controls drop-down list. The key frame indicators become controls along the path. 
 
- Drag the controls to reposition the path.