Google Earth for iPhone and iPod touch
Hold the world in the palm of your hand. With Google Earth for iPhone and iPod touch, you can fly to far corners of the planet with just the swipe of a finger. Explore the same global satellite and aerial imagery available in the desktop version of Google Earth, including high-resolution imagery for over half of the world's population and a third of the world's land mass.
Free download. Visit the iTunes App Store and search for "Google Earth."