A reception will be held on saturday, August 30th at the ONEC boathouse:  http://onec.ca/map.html

The marathon takes place at the Blair Road boat landing site, where Blair Road meets the Ottawa River.  Starting point and course maps below.

Quarter marathon: http://maps.google.ca/maps/ms?hl=en&safe=on&ie=UTF8&msa=0&msid=112966947641487659191.000449cf941366e4a14a2&ll=45.468438,-75.603662&spn=0.030277,0.05785&z=14
 
Half marathon: http://maps.google.ca/maps/ms?hl=en&safe=on&ie=UTF8&msa=0&msid=112966947641487659191.000449cfce5e56086faa6&ll=45.46937,-75.628853&spn=0.060553,0.1157&z=13

Full marathon: http://maps.google.ca/maps/ms?hl=en&safe=on&ie=UTF8&msa=0&msid=112966947641487659191.000449cfe40b14695b835&z=12