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Great Lines of Earth
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Managed By: Icon Here Parallel waymarkers
Description:
The Great Lines of earth category is for markers, plaques, signs or other man-made objects like statues, monuments, etc., that indicate any of the following: the five major circles of latitudes, equal degree of latitudes (parallells), equal degree of longitude (meridians), or historical meridians.
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Image for Halley's Meridian Line -- Royal Observatory, Greenwich, London, UKview gallery

NENE14.6 km

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Great Lines of EarthHalley's Meridian Line -- Royal Observatory, Greenwich, London, UK

in Great Lines of Earth

The Meridian Line determined by Astronomer Royal Edmond Halley in 1725

posted by: Groundspeak Premium Member Benchmark Blasterz

location: London, United Kingdom

date approved: 10/7/2016

last visited: 11/4/2016

Image for Flamsteed's Meridian Line --  Royal Observatory, Greenwich, London, UKview gallery

NENE14.6 km

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Great Lines of EarthFlamsteed's Meridian Line -- Royal Observatory, Greenwich, London, UK

in Great Lines of Earth

The meridian line determined by Astronomer Royal John Flamsteed in the 1690s allowed him to accurately chart the position of 3000 stars over 40 years

posted by: Groundspeak Premium Member Benchmark Blasterz

location: London, United Kingdom

date approved: 10/7/2016

last visited: 11/4/2016

Image for James Bradley's Meridian -- Royal Observatory, Greenwich, London, UKview gallery

NENE14.6 km

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Great Lines of EarthJames Bradley's Meridian -- Royal Observatory, Greenwich, London, UK

in Great Lines of Earth

A second historic marker about James Bradley's meridian, still used as the basis the British Ordinance Survey markers, contains the line itself

posted by: Groundspeak Premium Member Benchmark Blasterz

location: London, United Kingdom

date approved: 10/7/2016

last visited: 11/4/2016

Image for Airy's Transit Circle -- Royal Observatory, Greenwich, London, UKview gallery

NENE14.6 km

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Great Lines of EarthAiry's Transit Circle -- Royal Observatory, Greenwich, London, UK

in Great Lines of Earth

Royal Astronomer George Biddell Airy's 1851 Transit Circle, which after 1884 was known as The Prime Meridian of the World

posted by: Groundspeak Premium Member Benchmark Blasterz

location: United Kingdom

date approved: 10/7/2016

last visited: 11/4/2016

Image for The Bradley Meridianview gallery

NENE14.6 km

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Great Lines of EarthThe Bradley Meridian

in Great Lines of Earth

The Bradley Meridian was the FIRST BRITISH NATIONAL MERIDIAN

posted by: Groundspeak Premium Member Renroc

location: South West England, United Kingdom

date approved: 10/29/2010

last visited: 2/10/2019

Total Records: 5 Page: 1 of 1 prev<<<[1]>>>next
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