Paris has an abundance of beautiful sites: Notre Dame, the Louvre, the Arc de Triomphe and many more. But the Eiffel Tower ...
Nothing manmade can rival Mother Nature at her finest. May 28, 2014— -- intro: Nothing manmade can rival Mother Nature at her finest, and this summer is a fabulous time to visit the country's ...
Scientists make predictions about the structure and function of objects based on observations. Ms. Gentemann introduces natural and man-made structures and how to observe them. / Emily Gentemann, ...
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