Airships produce lift by displacing air in a rigid or semi-rigid envelope with another gas such as helium, hydrogen, or a heated gas. This makes the entire envelope lighter than the air that is displaced. Examples would include Zeppelins, dirigibles and blimps.
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Dirigible Modelers Forum
Discussion board on airship models and airships in general.
Enthusiasts sharing their experiences. Includes photo galleries and articles.
Reddit - Airship
Discussing the redevelopment of this industry and demonstrating the airships safety and economic viability.
Reddit - Airships
A forum to post about lighter than air aircraft, airships.
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