25 Human made Flying Machines

#23 – Sky lantern

Image result for sky lantern

When you see the sky as if there is any sky lantern you’ll think it as a Firefly.The sky lanterns are little hot air expanded balloons that are made from paper and a wooden casing(frame) with an opening at the base where a little fire is suspended. Sky lanterns are very beautiful. It is developed from the Chinese experiment. But yet to follow the tradition and described to be the savvy for the military strategist Zhuge Liang (181–234 AD). In ancient times they were also used as a signal of someone’s presence.