| Saturday, September 06, 2008 :: Illinios City, Illinois: Thunder Rolls Adventure Race |
| Race Name | The Thunder Rolls 24 Hour Adventure Race |
| 1 Day Adventure Race | 24 Hour Adventure Race: |
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| Saturday, September 06, 2008 :: Illinios City, Illinois: Thunder Rolls Adventure Race |
| Race Name | The Thunder Rolls 12 Hour Adventure Race |
| 12 Hour Adventure Race | 12 Hour Adventure Race: |
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| Saturday, September 06, 2008 :: Chicago, Illinois: The Great Urban Race Chicago |
| Race Name | Great Urban Race |
| Adventure Race | Urban Adventure Race: |
| Location | |
| Start Time | High Noon |
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| Saturday, September 06, 2008 :: Mattoon, Illinois: The Great Illini 2008 ~ Results |
| Race Name | The Great Illini Triathlon (Full Distance) |
| Iron Distance Triathlon | Swim 2.4 miles, Bike 112 miles, Run 26.2 miles: |
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| Saturday, September 06, 2008 :: Mattoon, Illinois: The Great Illini 2008 ~ Results |
| Race Name | The Great Illini Triathlon - Half |
| Half Iron Triathlon | Swim 1.2 miles, Bike 56 miles, Run 13.1 miles: |
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| Sunday, September 07, 2008 :: Millstadt, Illinois: Millstadt Parks Biathlon ~ 2008 Results |
| Race Name | Millstadt Parks Biathlon |
| Olympic Duathlon | Bike 22 miles, Run 5 miles: |
| Location | Liederkranz Park |
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| Saturday, September 13, 2008 :: Galena, Illinois: Fever River Adventure Triathlon |
| Race Name | Fever River Adventure Triathlon |
| Sprint Triathlon | Paddle 6 miles, Bike 17 miles, Run 3.1 miles: |
| Location | Galena Boat Landing (Hwy 20 Bridge) |
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| Saturday, September 13, 2008 :: Chicago, Illinois: High Trek Adventure Chicago |
| Race Name | High Trek Adventure San Francisco |
| 4 Hour Adventure Race | 4 Hour Urban Adventure Race : |
| Location | |
| Start Time | Noon |
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| Sunday, September 14, 2008 :: Warrenville, Illinois: Life Time Fitness Kids Triathlon ~ Results |
| Race Name | Life Time Fitness Kids Triathlon |
| Super Sprint Triathlon | Distance Determined By Age: Kids Race |
| Location | Life Time Fitness Warrenville |
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| Sunday, September 14, 2008 :: Springfield, Illinois: Training Zones Healthy Women Biathlon ~ Results? |
| Race Name | Healthy Women Biathlon |
| Sprint Duathlon | Run 3.1 miles, Bike 12.4 miles: Women Only |
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| USAT | Sanctioned |
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| Saturday, September 20, 2008 :: Morrison, Illinois: Harvest Hammer Run and Duathlon ~ Results |
| Race Name | Harvest Hammer Duathlon |
| Sprint Duathlon | Run 3.1 miles, Bike 21 miles: |
| Location | Morrison High School |
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| Saturday, September 20, 2008 :: Morrison, Illinois: Harvest Hammer Run and Duathlon ~ Results |
| Race Name | Harvest Hammer 5K Run |
| 5K Running | Run 3.1 miles: |
| Location | Morrison High School |
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| Saturday, September 20, 2008 :: Morrison, Illinois: Harvest Hammer Run and Duathlon ~ Results |
| Race Name | Harvest Hammer Kids Fun Run |
| Running | Distance Determined By Age: Kids Race |
| Location | Morrison High School |
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| Thursday, September 25, 2008 :: Lake Forest and Glenview, Illinois: Tri-umph Multisport- Swim Transition Kick Off |
| Race Name | Tri-umph swim transitions Kick off |
| Camp/Clinic Triathlon | Swim Transition Clinic: |
| Location | Lake Forest Health and Fitness |
| Start Time | 7:00 PM |
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| Saturday, September 27, 2008 :: Charleston, Illinois: Charleston Challenge Duathlon ~ Results |
| Race Name | Sprint Duathlon |
| Sprint Duathlon | Run 2 miles, Bike 19.2 miles, Run 2 miles : |
| Location | Carl Sandburg School |
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| Saturday, September 27, 2008 :: Charleston, Illinois: Charleston Challenge Duathlon ~ Results |
| Race Name | Youth Duathlon |
| Duathlon | Distance determined by age: Kids Race |
| Location | Carl Sandburg School |
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