https://gliding.world is down (this is the English version of Dirk Corporaal's https://zweefvliegopleiding.nl/index.ph ... ige-vlucht)
https://sites.google.com/site/thermalxc/ by Eric Carden is down, too
: (
resorting to archive.org
gliding.world and thermalxc are down
Re: gliding.world and thermalxc are down
The german version still works:
https://www.segelfliegengrundausbildung ... ausbildung
https://www.segelfliegengrundausbildung ... ausbildung