Yes, always save your start point! It is like a back bearing...
Originally Posted by Mike T
The "go to location" feature DOES point back directly to where you started - if of course you saved your start as a location!
“the cause of my pain, was the cause of my cure” Rumi
A further episode of screen freezing/reverse charging! - this link may help if you experience this: https://forums.garmin.com/showthread.php?t=20184&page=9