Set for March 15 – 20, 2009 in Asheville, NC, the Professional Trailbuilders Conference will feature seminars, expositions, demonstrations and meetings for those that manage or build trails.
Topics include design and construction, land management, trail planning, contracting, advocacy and other related matters.  Attendees will also be able to demo trail building equipment on the dirt and earn certifications on some equipment.
More info here.  Thanks to Todd Branham for the tip!