Administrative:
The RAFGSA Site
The BGA site
National Air Traffic Service (NOTAM's)

Pictures
Netherlands Pictures
White Sail Plane Picture
Some nice Gliding videos
More Gliding videos

Weather
Weatherjack - Soaring weather forcasts
Real-Time Weather from Pitsford Hall
BBC Weather - Radar rainfall
Excellent Real Time Weather Page
The Cloud Appreciation Society

Suppliers
Blue Line Buildings - Hangers
UK Parachuting - Parachutes

If you find any good links then let me know and I'll add them to this list. Also let me know if there are any bad links.