The links are now fixed!
6 miler: http://www.mapmyrun.com/routes/view/445990700
8 miler: http://www.mapmyrun.com/routes/view/445986168
10 miler: http://www.mapmyrun.com/routes/view/445982326
20 miler: http://www.mapmyrun.com/routes/view/445968216\