![A green laser beam marking the Greenwich Meridian Line shines at night in front of the Canary Wharf skyscraprs in London Stock Photo - Alamy A green laser beam marking the Greenwich Meridian Line shines at night in front of the Canary Wharf skyscraprs in London Stock Photo - Alamy](https://c8.alamy.com/comp/AR0KYN/a-green-laser-beam-marking-the-greenwich-meridian-line-shines-at-night-AR0KYN.jpg)
A green laser beam marking the Greenwich Meridian Line shines at night in front of the Canary Wharf skyscraprs in London Stock Photo - Alamy
![Greenwich Meridian Line: After 131 years it turns out the Line is in the WRONG place - Mirror Online Greenwich Meridian Line: After 131 years it turns out the Line is in the WRONG place - Mirror Online](https://i2-prod.mirror.co.uk/incoming/article6248051.ece/ALTERNATES/s1200c/PAY-Greenwich-Meridian-Line.jpg)
Greenwich Meridian Line: After 131 years it turns out the Line is in the WRONG place - Mirror Online
![Laser being projected from the Royal Observatory at Greenwich across the London skyline marking the Prime Meridian line Stock Photo - Alamy Laser being projected from the Royal Observatory at Greenwich across the London skyline marking the Prime Meridian line Stock Photo - Alamy](https://c8.alamy.com/comp/CRNGTH/laser-being-projected-from-the-royal-observatory-at-greenwich-across-CRNGTH.jpg)
Laser being projected from the Royal Observatory at Greenwich across the London skyline marking the Prime Meridian line Stock Photo - Alamy
![Greenwich's incredibly cool 'Meridian laser beam', what it's for and why residents on the other side of London complained - MyLondon Greenwich's incredibly cool 'Meridian laser beam', what it's for and why residents on the other side of London complained - MyLondon](https://i2-prod.mylondon.news/incoming/article25995558.ece/ALTERNATES/s615/0_GettyImages-184987993-1.jpg)