【實用旅遊app】FlyerStats|最夯免費app-綠色工廠好玩App

MAP YOUR TRAVEL on breathtaking Google Maps satellite imagery- See the Great Circle flight path- Zoom in to see airports or landmarks along your flight path- High-resolution graphics on iPhone 4 (also looks great on other iPhones)CALCULATE ACCURATE MILEAGE for your flights using Great Circle distancesQ: Why are the flight paths curved and not straight lines?Answer: The shortest path between two points on Earth IS a straight line on the surface of the globe, but once the map is projected onto a flat surface, that line appears curved. That curved line is called the Great Circle route. For more information, see http://www.progonos.com/furuti/MapProj/Dither/CartProp/Geodesic/geodesic.html-- Feedback and questions: e-mail qslack@qslack.com