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 Below was a "pretty cool" mystery-of-the-week, and "while not quite as strong as when the mythology is in full gear, 'What Lies Below' was nonetheless a compelling hour of television." He was however bothered that there was no further information about the parallel universe. UGO Networks writer Alex Zalben compared "What Lies Below" to the similarly-plotted "The X-Files" episode "Ice". Zalben concluded, "Though both episodes are very good, 'Ice' is one of the best "X-Files" hours ever, perfectly channeling – but not ripping off – John Carpenter's "The Thing"." Director Deran Sarafian submitted "What Lies Below" for consideration in the Outstanding