Breadcrumbs display the ancestry of an object selected in the Details or Browse views.
For a deep hierarchy, the breadcrumbs bar is scrollable.
You can toggle the display on or off by clicking from the view toolbar and selecting or clearing Breadcrumbs. Your selection is retained across Workbench sessions.
Right-click an object and select in the Workbench Ribbon File tab) to capture the ancestry of an object. You can then paste the ancestry, for example, in an email or instant message.