Royal Observatory

Royal Observatory, home of Greenwich Mean Time (GMT) and the Prime Meridian.

Going to Royal Observatory

Royal Observatory

“Since the late 19th century, the Prime Meridian at Greenwich has divided the eastern and western hemispheres of the earth – just as the equator divides the northern and southern hemispheres.”

Where east meets west

“The Shepherd gate clock, was the first clock ever to show Greenwich Mean Time directly to the public.”

The Shepherd 24-hour Gate Clock

Synchronized clock

Sir Christopher Wren’s Octagon Room

June 2018.