10. The method of claim 1 wherein an annotation is associated with an object of the 3D model and further comprising: displaying the original image; and when the original image includes the object, providing an indication that an annotation is associated with the object of the original image.
10. The method of claim 1 wherein an annotation is associated with an object of the 3D model and further comprising: displaying the original image; and when the original image includes the object, providing an indication that an annotation is associated with the object of the original image. 12. The method of claim 10 wherein objects of the 3D model are color-coded so that when a user selects a pixel in the original image, a corresponding pixel in the model image is used to identify the object based on the color coding.