Google Maps users are complaining that their Timelines are disappearing without notice, and Google isn't sure if it can restore them.

There appears to be a glitch currently impacting some Google Maps users, causing their historical Timeline data to vanish.

Some Google Maps users are reporting their Timeline history has disappeared, even though location tracking is enabled

Google Maps users are reporting that timeline data is vanishing and can’t be restored using backups. What the heck is going on?

An increasing number of Google Maps users have noticed that their Timeline history is completely gone. With Timeline enabled, Google Maps disp

A glitch has been purging timeline data on Google Maps, and nobody is sure whether they'll be able to get it back or not.