The application will be preserve a history of roots visited (if enabled, see here).
The history is visible in the Main Menu -> History dropdown menu , although this may not show the entire history
The text of the menu items and the maximum number that can be shown, can both be set via the history options.
To view the entire history, use Main menu -> History -> List
A history item can be viewed using the Jump button or via the keyboard using space or return.
The number of history items that can be saved is limited by an option that defaults to 50.