The SR-71 Blackbird is perhaps one of the most advanced aircraft ever made. It was designed to be so stealth that it would be nearly impossible for …
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Secrets We Never Knew About The SR-71 Blackbird
The SR-71 Blackbird is perhaps the most impressive plane ever built. Every fact and statistic is just mind-blowing!
If you really have the need for speed, you could get it on the ground. But if you're looking more for stuff that can break the sound barrier many …
