Commenter Josh asks for full-Bible KMZs with books as subfolders. Well, Josh, you clearly like to toggle things, and I’m only too happy to feed your habit.
Download a KMZ arranged by book or by chapter.
Here’s what your sidebar will look like when you’ve finished downloading the books file and Google Earth opens:
Click the + sign next to “All Bible Places (Books).” A list of books appears:
Click the checkbox next to each book you want to look at—any number of books is fine, though you’ll start getting duplicates if you look at more than one book at a time. In other words, there will be two Jerusalems if you look at both Matthew and Mark.
The chapter KMZ is arranged by book, then by chapter.