In August of 1492, Columbus sailed the ocean blue. This is a clever rhyme that people use to remember when Columbus set off and discovered the New World. But what if he didn’t get permission from Queen Isabella to go off into the unknown to do this? It might have been another hundred years before people discovered that the world was not flat. Historians will probably never know how the world would be if Columbus …showed first 75 words of 1013 total…

…showed last 75 words of 1013 total…been so many contributions from each of these time periods like Roman engineering, with the development of aqueducts. With the Age of Discovery came the finding of the New World and the realization of the earth’s size. During the Renaissance, Leonardo da Vinci led to inventions that people use each day, like airplanes. Everyday things happen that will change the way the future is studied. In fact, at this moment, history is being made.