Using EXPLAN you can select objects to zoom in to, after performing a plan view, instead of just zooming extents as you do in the standard version.

Command: EXPLAN
Select objects to zoom to or press <enter> to select everything on screen...
Select objects: Select the objects to zoom to or press ENTER to select everything that is visible
Enter an option [Current ucs/Ucs/World] <Current>: Specify UCS to for plan view