International Date Line International Date Line The International Date Line (IDL) is an imaginary line of demarcation on the surface of Earth that runs from the North Pole to the South Pole and demarcates the change of one calendar day to the next. It passes through the middle of the Pacific Ocean, roughly following the 180° line of longitude but deviating to pass around some territories and island groups. The IDL is roughly based on the meridian of 180° longitude, roughly down the middle of the Pacific Ocean, and halfway around the world from the Greenwich meridian. In many places, the IDL follows
What Lies Ahead also be seen in the Comic-Con trailer. The original title was seen on early marketing material for the season before the decision was made to "cannibalize" the original premiere into what would become "What Lies Ahead." Following in the tradition established by the pilot, "Miles Behind Us" was taken from the title of the first issue of the second volume of the graphic novel. In the Season 2 DVD commentary, Robert Kirkman and Glen Mazzara described the decision to retool the premiere in such a dramatic way as an amicable decision agreed upon between both the producers and AMC to