Site for Bristol, England based club. Browse membership and flight information, detailed glossary of terms, history of ballooning, club newsletters, and balloon related articles. http://www.bris.ac.uk/Depts/Union/BUHABS/
A loose congregation of aeronauts who have built, are flying or own any sort of Experimental, Ultralight or Homebuilt Lighter-Than-Air Craft. http://www.myairship.com/ebaa/index.html
A site for lighter than air researchers, designers and builders. Browse the online library for technical and historical information, apply for membership, and order books and documents on the subject. http://www89.pair.com/techinfo/ABAC/abac.htm
The North American Balloon Association promotes excellence in hot air balloon competition, sanctions events throughout the US, and offers extensive internet coverage of balloon competions. http://www.eballoon.com/
Information on hot air ballooning, gas ballooning, and airship flying in the UK. Includes data about regional balloon activities, training requirements in the UK, record statistics, and helpful links. http://www.bbac.org/
A club for anyone interested in learning about, participating in and improving the sport of ballooning. Ballooning basics, weather links and topical news. http://www.lighterthanair.org/
Varied collection of photos and facts about ballooning in Australia, Airships, Parachutes, and Balloon Building. Includes an article on the Theory of Flight. http://members.ozemail.com.au/~p0gwil/