The Lockheed Martin SR-71 "Blackbird" is a long-range, Mach 3+ (2,200 mph) strategic reconnaissance aircraft that was operated by the United States Air Force. The first flight was in 1964 Imagine the technology we have today.
Authors get paid when people like you upvote their post.
If you enjoyed what you read here, create your account today and start earning FREE STEEM!
If you enjoyed what you read here, create your account today and start earning FREE STEEM!
Follback
Downvoting a post can decrease pending rewards and make it less visible. Common reasons:
Submit