Welcome to On Verticality. This blog explores the innate human need to escape the surface of the earth, and our struggles to do so throughout history. If you’re new here, a good place to start is the Theory of Verticality section or the Introduction to Verticality. If you want to receive updates on what’s new with the blog, you can use the Subscribe page to sign up. Thanks for visiting!

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Bartolomeu de Gusmão's Passarola Airship
Examples Christopher James Botham Examples Christopher James Botham

Bartolomeu de Gusmão's Passarola Airship

Many of the oldest ideas for flying machines imitated birds in some way. This proposal, by Brazilian-born Portugese inventor Bartolomeu de Gusmão, fits squarely into this category. His flying machine, called Passarola, translates to bird in Portugese. Gusmão was building on the ideas of Francesco Lana de Terzi, who previously drew up plans for a flying ship, complete with sails and a hull.

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