Wednesday, January 30, 2013

Trail Tech

On the trails in the Sonoran Preserve in North Phoenix, topographic maps and backcountry sense have been replaced by cell phone technology. 

1 comment:

David Bickford said...

Where you able to use the QR codes on these signs? I tried a few days ago and was unsuccessful. Scanning one just took me to a webpage that said "Where am I?" with no other text and no map.