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.

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. The Markups pane also lists the defined coordinate systems.