Soaring Society of America

Soaring Society of America – U-tube channel

Soaring Safety Foundation – Training Videos

Seattle Glider Council

Willamette Valley Soaring Club

Washington Pilots Association

Craggy Aero

Cumulus Soaring

Wings and Wheels

Willamette Valley Soaring Club

Experimental Aircraft Association

OLC – Spokane Soaring Performance

Soaring Nevada – Minden