The Moon is thought to have formed when an object roughly the size of Mars hit the Earth. The impact was so violent that it threw large amounts of the Earth's mantle into orbit. This material evenually coalesced and formed the Moon.
Ansel Easton Adams was an American photographer and environmentalist. His black-and-white landscape photographs of the American West, especially Yosemite National Park, have been widely reproduced on calendars, posters, and in books.
Frederick Douglass Was the Most Photographed American of the 19th Century. You know, the guy who is being recognized more and more.. At a breakfast to kick off African-American History Month a few weeks ago, President Trump described Frederick Douglass as someone who has done an amazing job that is being recognized by more and more people..