Twitter Tweets about Gps Trails as of November 16, 2009
flyontrack: very latest 'known airspace restrictions' as of 9/11/09(incl. GPS jamming trails) now on hot news on http://www.flyontrack.co.uk home page
emilbacklund: Back from fun mountain bike ride. Found some new trails to ride. Will upload the GPS track later..
mtbexchange: Where is a good place to get GPS tracks for mountain bike trails?:
What are some good web pages for download.. http://bit.ly/26VZN4
Joshua_Rogers: @gsmnp I agree with staying on the trails. And no, GPS units don't always work there. But this has to get old for the Rangers & SAR teams.
Joshua_Rogers: Hikers lost in @GSMNP...again. Why do these people wander off the trails? Take a GPS!
onion_soup: http://tinyurl.com/lcdwtw
GPS Hackers Blaze Own Trails With Crowdsourced Maps | Gadget Lab | Wired.com