2027488901. Send us a tweet at cspan history or join us on facebook at facebook. Com cspanhistory. As we move outside to inside, one of the displays, and there are so many inside this fabulous museum, is moving beyond earth. And an example of the evolution of americas Space Shuttle program. And joining us again is valerie neal. We saw you just a moment ago in the tape portion. You are the curator, the chair of the Space History Department here at the museum. And lets talk about the shuttle program. No other country had Something Like that. Well, briefly, the soviet union did. They built a craft called buran that mimicked our Space Shuttle. But it was several years later. They flew one test flight and then retired it. They didnt really have a need for a shuttle craft. But they were very worried about what we might use ours for. And they thought they should have one too, just in case. But really, in the annals of space history, the u. S. Space shuttle is unique. Its the only operational