When you can sit underneath the wing of an airplane that flew from New York to London in 3 hours and eat lunch with your family. (Concorde Alpha-Delta at the Intrepid museum)

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I want to go back to the moon.
I don't care which rocket you use, whichever one you pick, I'll like it, I swear.
"If you think the LHC will create black holes, you might as well believe Hobbits are at the bottom of your garden."- Dr. Mike Inglis
Rovers forever! - ToSeek