- OLC Latest Scores World Wide | North America | Canada | Ontario
- Click here for a dircet OLC Claim from a PDA or a web enabled phone
- Canadian Advanced Soaring
- Soaring Association of Canada
- FreeFlight Back Issues
- Sailplane Directory - Information about Gliders
- Soaring Society of America
- Soaring Magazine Index
- FLYINGTV.PL - a collection of aviation related movies
- GORPOL - Polish Aviation News Site
- Lotnictwo.net - aviation news and photography
- Lotnicza Polska - Aviation News (Polish)
- www.piotrp.de list and descripton of gliders designed and manufactured in Poland
- Display IGC files in Google Earth
- Display IGC files in Google Maps
- Dick Johnson Article Archive
- Rejestr Szybowcow - A gallery ofgliders manufactured or flying in Poland