Making Digital Maps
In my last Blog, I talked about how you could create a shareable trace of your walk/hike using an app called Retrace. I like Retrace because it's elegant and very simple to use. Most important, it's easy to share the gpx files you create. That's important if you want to make shareable maps. So, if you have Retrace installed on your phone, let's make a map! Start by opening Retrace, and tap "Record Track". Wait for Retrace to connect with a satellite - you can't do this standing in your house - you need to go outside! You'll know you're connected with the GPS satellite when the timer starts counting seconds (under Total Time). Start walking and check from time to time to make sure the track is still recording. You can carry your phone in your backpack or pocket - it will still be recording. It uses very little battery. When you finish your walk, click the check mark (upper right corner). Then name your walk, and press the "fi