Hot air balloons portray a beautiful sight like jellyfishes effortlessly soaring across the sky. You might have come across its vision in some magazines or perhaps, the internet; but have you ever wondered how these humongous balloons defy gravity and unlike any other flying machines, soar across the serene sky? https://medium.com/@sky-waltz/go-with-the-flow-in-marvelous-hot-air-balloon-fab1c3ffc592