Today I was talking to one of the fine folks over at the Rustic Red Hostel over on Facebook when it came to my attention that he was unaware of CalTopo. This individual in question is an avid off-trail explorer in The Red River Gorge. It absolutely blew my mind that he had never heard of what is probably one of the greatest mapping utilities ever made for the backcountry explorer! So, today we are going to right this atrocity and take a look at just what CalTopo is and how we can use it.

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