To download Google Earth Pro (free):
Go to: https://www.google.com/earth/download/gep/agree.html
Click Agree and Download.
Run the installation file that is downloaded, and Google Earth Pro will open.
Resources:
To learn how to use Google Earth Pro: http://support.google.com/earth/
For any technical issues, contact Google Earth Tech Support: " target="New">http://earth.google.com/support/bin/request.py
Download link: