From 1919 to 2014, it was a blimp, classified as a nonrigid airship, meaning that its balloon, or envelope, had no internal structure. But in 2014, in collaboration with the Zeppelin company in ...

It has a rigid framework, made of welded titanium hubs and carbon fiber reinforced tubes, that keeps its shape — unlike blimps, which have no internal structure and can deflate. Pathfinder 1 bow ...

Starting next year, the city of Tustin will hold a series of community meetings to discuss what to do with its remaining World War II blimp hangar — after a twin structure burned down a year ago.