3D Architectural Walkthrough Services are best to use as per the use of your project. The same 2D to 3D procedures are used in 3D architectural walkthroughs as they are in still CGI. Animated cameras, on the other hand, are constructed within the model scene, rendered, and edited into a single video sequence that takes viewers on a guided 3D tour of the design. A single, continuous camera movement around or through a structure is one type of walkthrough, while another combines many animated cameras (detail and wide angle pictures) put together to make a video is another.