Greenwich Observatory - 154.7 Feet
Posted by: Metro2
N 51° 28.679 W 000° 00.084
30U E 708220 N 5707245
This elevation sign is located at the Greenwich Observatory..just west of the Prime Meridien.
Waymark Code: WMDM64
Location: London, United Kingdom
Date Posted: 01/29/2012
Views: 29
Located at the gate to the Greenwich Observatory...this elevation sign shares a wall with a magnetic clock, a time ball, an official benchmark and a public standards of length.
The aluminum plate reads:
"HEIGHT ABOVE
MEAN SEA LEVEL
AT NEWLYN
154.70 FEET"