Southwest Endurance Series – the site that inspired ORMTB and where most of our content was copied from. Thank you SWES!VeloDirt Oregon-based grassroots cycling site – geared mostly towards gravel road rides. Outside Magazine article on Grass Roots events USFS Special Use Rules and Regulations IMBA – International Mountain Bicycling Association.
COTA – Central Oregon Trail Alliance
NWTA – Northwest Trail Alliance Not quite ready to be out on your own yet? Here are some great local endurance events with marked course, aid stations, and goodie bags:
NW Epic Series
Cascade Cream Puff
High Cascades 100
Test of Endurance 50