Google Maps has the ability
to track your location history.
By recording the places you visit,
it can recommend those places to you in the future.
You can clear Google Maps' location history
via the website or mobile app.
Deleting Maps history on desktop.
Go to maps.google.com on your Mac or PC
and click the three stacked lines
in the top left corner.
Select "Your data in Maps."
In the "Location History" section,
click the "See & delete activity" button.
Click the red box in the bottom left corner of your timeline
that shows how many places you've visited and saved.
Click on the trash-can icon
to delete all of your saved locations.
Deleting Maps history on mobile.
Open the Google Maps app on your iPhone or Android phone
and tap your profile picture in the top right corner.
In the menu that opens, tap "Settings."
Then select "Maps history."
Then tap on the delete button
next to the "Filter by date" section.
Choose the time frame
for the history you want to delete.
Selecting last hour or last day
will delete those immediately.
Selecting all time or custom range
will have you confirm your action before deleting.
Note that selecting all time here really does mean all time.
It'll remove everything
from when you first created your Google account.