Six years ago we went to Arizona on a business and family trip.  We toured Sedona, which to this day is one of the most beautiful and peaceful places I have ever been, and hiked the Grand Canyon rim along with hundreds of other people from every corner of the globe. 

I am not sure what area of the Grand Canyon we were on, but it was an area with NO guardrails and signs littered the winding paths about deaths and injuries that had occurred several times in several places.

I had a then 13 year o...