If you travel to Greenwich, stand on the famous Prime Meridian Line — which is marked with a physical line and a sculpture at the Royal Observatory — and look at your GPS, it won’t read 0° longitude. It’ll be slightly out. Who’s right? And why?
You are here: Home / Travel / Greenwich / Video: Why The Prime Meridian Isn’t At 0º in Greenwich, London

About jonathan
Jonathan is a consummate Anglophile who launched Anglotopia.net in 2007 to channel his passion for Britain. Londontopia is its sister publication dedicated to everything London.