Ipad App (Ipad 4 Retina) GPS location-based img display

Write a simple App for testing, that will: Backend: - check your current GPS location with the iPad GPS function - have a function to enter location-spots on a map-based interface and save these locations with a name, URL, Phonenumer and JPG Frontend: - will display the jpgs Fullscreen, together with a headline or little header with the entered data for name, URL, phonenumber as soon as you reach the location-spot within a range of 100m. Display for min 20 secs or keep the display until you reach the next spot.