X-Nico

unusual facts about great circle


Fort Greely

Fort Greely is currently one of the two U.S. sites housing anti-ballistic missile interceptor missiles, and it is located near the Great circle line from North Korea to the continental United States.


Centre of Norway

They include Harran in the municipality of Grong (halving the mainland's latitude "length"), the village of Vilhelmina in the municipality of Vilhelmina in Sweden (halving the great-circle distance), Grane Church in the municipality of Grane and Alstahaug Church in the municipality of Alstahaug (both are found by halving longer great circle distances), and finally Mosjøen in the municipality of Vefsn.


see also

Danish units of measurement

Towards the end of the 17th century, Ole Rømer, Gerardus Mercator and other contemporaries of the great Dutch cartographer Thisus began following Claudius Ptolemy in connecting the mile to the great circle of the earth, and Roemer defined it as 12,000 alen.

Nautical mile

Richard Norwood in The Seamans Practice (1637) determined that 1/60th of a degree of any great circle on Earth's surface was 6,120 feet (vs the modern value of 6,080 feet).

Squonk Opera

:Subtitled "The Underwater Opera", The Great Circle Route claims inspiration from medical textbooks, Godzilla movies, and Michel Foucault in a show that draws on imagery of the underwater world for a journey under the sea.