Glossary

International Date Line  is at 180 degrees longitude, the date on one side of this imaginary line, running from the north to the south pole, is different from the other. The line runs through the Pacific Ocean, and because of it, it is possible to leave one destination on one day, and arrive in another the day before !

Imaginary line at approximately 180 Longitude in the Pacific Ocean where the earth"s day begins by international agreement.