https://maps.google.com/locationhistory/b/0 – See your location history
https://www.google.com/android/devicemanager?u=0 – Remotely locate and lock and wipe your Android Phone
https://play.google.com/apps?hl=en – Manage your Android Apps from a PC
https://www.google.com/settings/takeout – Backup your google docs, and everything else associated with your google account, email, YouTube, address books, bookmarks, Hangouts history, calendar, etc
https://www.google.com/settings/storage – See your Google Drive Storage Usage
http://drive.google.com/#quota – See what files are taking up the most space in Google Drive
https://photos.google.com/settings – Adjust your photo backup settings
https://security.google.com/settings/security/activity?pli=1 – See your Google Devices, their history and location of last use & Security checkup – go through this often to see if all that has access is legit you allowed it.
https://www.google.com/contacts/u/0/?cplus=0#contacts – See your editable synced Address book for Gmail & your Android phone
https://www.google.com/local/guides/benefits/ See your online Contributions to Google Maps, make 200 and you get
1TB 100GB Free cloud space for 2 years.
https://www.google.com/maps/d/u/0/home – See “My Custom Maps”
https://myaccount.google.com/ – My Account
https://aboutme.google.com/ – What info about you is private/public/shared
https://myactivity.google.com/myactivity – My Google Activity (search history, online activities, etc)