From Milky Way Publishing:
Some would say that the Grand Canyon is the most spectacular of the Seven Wonders of the World. Feel what it's like to actually be in Grand Canyon National Park with 50 breathtaking, high-resolution photos. Witness sweeping views of incredible vistas, impossibly steep trails, the mighty Colorado River scouring the floor of the canyon, and the historic buildings of Grand Canyon Village clinging to the very edge of the precipice. Enter the code 50csrGRCAN when prompted to unlock.