Stock photography, photos: Zero Longitude Stock photos of 0 degrees Longitude at Greeenwich Observatory London. One foot in the west and one foot in the east! Photograph: © Peter Phipp / Travelshots Click for a larger image and more information Keywords associated with this stock photo: zero, longitude, marine, greenwich, observatory meridian, line, meridian, east, west, maps, map, navigate, navigation, sailing, directions, 240939, boy, standing, observatory, degrees