Exploring nature involves understanding the origin and evolution of Earth, discovering and mapping its features and resources, and appreciating its beauty and diversity. Methods of exploration include field surveys, remote sensing, and satellite imagery. Earth exploration has identified natural wonders like the Great Barrier Reef, Mount Everest, and Victoria Falls, which inspire awe for their size, shape, or beauty and are of scientific or cultural significance. Several lists compile the most popular natural wonders, such as the Seven Wonders of the Natural World and the Seven Wonders of the Underwater World.