12 Flips | 1 Magazine | 1 Like | 5 Following | @tulpenburg | Keep up with Peter Hart on Flipboard, a place to see the stories, photos, and updates that matter to you. Flipboard creates a personalized magazine full of everything, from world news to life’s great moments. Download Flipboard for free and search for “Peter Hart”
The SR-71 Blackbird is one of history's great aircraft. It was built during the Cold War in the early 1960s by Lockheed at its secret Skunk Works …
Scroll over the points to see the breakdown.