Leonardo da Vinci had a vision for a helicopter 400 years before it was made. Click to read the full fact. The post WTF Fun Fact 12713 – da Vinci’s “Helicopter” appeared first on WTF Fun Facts. Source
In 1948, Lyndon B Johnson used a helicopter to campaign for a seat in the Texas senate. The “Johnson City … Read More & Source The post WTF Fun Fact – The Johnson City Windmill appeared first on WTF Fun Facts. Source
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