Johann and Sandra's Mountain Biking - Central Oregon Trail Guide - Photographs, trip reports, and trail information for mountain biking trails in the Bend, Sisters, and East Mt. Hood areas of Oregon. - http://www.johann-sandra.com/mtnbiking/bend-mountain-biking.htm
OR Bike.com - Event promotions and online event registration for the state's road, mountain, and cyclocross events and races. - http://www.orbike.com/
Oregon Cycling Magazine - Published 10 times a year, monthly February through September, and in October and December. - http://www.efn.org/~ocycling/