Here are some Manitoba fatbike trail locations:

-Oak Ridge Trail- Bird's Hill Park
-Wolf Ridge -Grand Beach Provincial Park
-Falcon Ski Slopes -including 5 of Diamonds and the TCT 
- North Gate Trails- Dauphin
-St. Norbert Trails -Winnipeg
-Blue Highway- West Hawk Lake
-Whittier park river trails- Winnipeg
-Seine River trails - Winnipeg
Forks Fat Bike Loop- starting at the Forks Skatepark sponsored by The Big Bike Chill (February)