tranthuongbn
Posts : 316
Join date : 2011-03-04
 |  Subject: Prime Meridian  Thu Dec 01, 2011 5:57 am | |
| The Prime Meridian is the meridian (line of longitude) at which the longitude is defined to be 0°. The Prime Meridian and its opposite the 180th meridian (at 180° longitude), which the International Date Line generally follows, form a great circle that divides the Earth into the Eastern and Western Hemispheres. An international conference in 1884 decided the modern Prime Meridian passes through the Royal Observatory, Greenwich in southeast London, United Kingdom,[1] known as hotels in galwayflat screen tv | |
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