Displays the list of seen URLs grouped by domain.
The history view doesn't show the list of URLs that have been visited (this would be redondant with Firefox's navigation history), but of URLs that have been seen in the current session. This means that, as the history is grouped by domain, after surfing for 15 minutes (or hours) on Web pages related to a certain topic, say astronomy, you will find in this view a list of the most frequently cited domains in this topic.
The History datasheet contains the following information:
In general, as for the other views, the content of this view can be filtered and sorted to extract specific data, using the right-click functions in the datasheet. You can also move it to the Catch (or export it to a file).