1. 
   Oak Ridges Trail Association
   The Oak Ridges Trail Association (ORTA) is an incorporated charitable organisation whose purpose is to develop, maintain, promote and expand the hiking trail system across the Oak Ridges Moraine in south-central Ontario, Canada. ORTA has ten chapters, each of which maintains a section of the approx...
   Found op http://en.wikipedia.org/wiki/Oak_Ridges_Trail_Association
   
   

Tip: double click on a word to show its meaning.