The assembly tree which lists the subassemblies and parts that comprise a model. See Assemblies and Parts in a 3D Scene and Assembly Context Menu for details.

The dimension and note labels that have been added to a model, as well the username of the person who created them and the date they were last modified. See Measuring and Annotating a 3D Model for details. The Markups browser also lists the defined coordinate systems.

Lists the PMI (GD&T) annotations in the scene. TK

Lists available views. You can choose perspective or isometric projection, or select one of the standard views. You can save a "user view" of your own and select user views saved by others. See Controlling the View for details.

Displays the drawing sheets, layers, and elements of a drawing.

Lists the dimension and note labels that have been added to a drawing, as well the username of the person who created them and the date they were last modified. See Measuring and Annotating 2D Documents  for details.