Google Tracks your location:
https://maps.google.com/locationhistory
Google Saves your search history – forever:
https://myactivity.google.com/myactivity
Google Saves all data from all devices – you can get a copy of it here:
https://www.google.com/takeout
Google saves your youtube search history:
https://www.youtube.com/feed/history/search_history
Google allows access to third party companies .. see who looks at your data:
https://myaccount.google.com/permissions?pli=1
Monthly Security and Privacy Report from Google:
https://myaccount.google.com/dashboard