Hot air balloon
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A hot air balloon is a lighter-than-air aircraft consisting of a bag, called an envelope, which contains heated air. Suspended beneath is a gondola or wicker basket, which carries passengers and a sou
Hot air balloon in flight
Novelty hot air balloons resembling anthropomorphized bees
Novelty hot air balloon resembling the Abbey of Saint Gall
A sky lantern
Lifting gas
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A lifting gas, or lighter-than-air gas, is a gas that has a density lower than normal atmospheric gases and rises above them as a result, making it useful in lifting lighter-than-air aircraft. Only ce
Hot air balloon
…A hot air balloon is a lighter-than-air aircraft consisting of a bag, called an envelope, which contains heated air. Suspended beneath is a gondola or wicker basket (in some long-distance or…
Francesco Lana de Terzi's vacuum airship (1670)
MAXIS: a balloon that has reached a height of 36 km