Ansel Adams was an American photographer known for his black-and-white landscape photographs of the American West. Some of his most famous photographs include "Moonrise, Hernandez, New Mexico" from 1941, "Winter Sunrise, the Sierra Nevada, from Lone Pine, California" from 1944, and "Aspens, Northern New Mexico" from 1958, showcasing his talent for capturing beautiful natural landscapes and nature scenes across the western United States.