Exploring the Prime Meridian in London

Who established the Prime Meridian in London, England?

a. George Airy
b. Marco Polo
c. Ptolemy

Answer: George Airy established the Prime Meridian at the Royal Observatory in Greenwich, London in 1851. This line is internationally recognized as the zero longitude line.

The Prime Meridian was established in London, England, by George Airy. In 1851, at the Royal Observatory in Greenwich, Airy set up a new meridian line to serve as the starting point for measuring longitude around the world. This line became known as the Prime Meridian, and it's internationally recognized as the zero longitude line.

Marco Polo and Ptolemy, while significant figures in history and geography, were not involved in the establishment of the Prime Meridian. George Airy's contributions in setting up this crucial reference point have had a lasting impact on global navigation and mapping.

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