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.
Ansel Adams the Icon. Ansel Adams is considered an iconic figure and the most famous photographer in history because his landscape black-and-white photographs were paramount in establishing photography among the more traditional fine arts, such as paintings and sculptures.