The Hoover Dam is one of the tallest concrete dams ever built and it created one of the largest manmade lakes in the United States.
A Girl's Guide to Job Shadowing
Job shadowing is when you spend a day (or part of a day) at work with someone in a career that interests you. You get to observe what people do, ask questions, and maybe even participate in some activities. Job shadowing can give you a preview of a job or career.