Arctic Circle (disambiguation)

Arctic Circle is one of the five major circles of latitude that mark maps of the Earth. it may also refer to;

• Arctic Circle Restaurants, a chain of burger and shake restaurants based in Midvale, Utah, USA
• Arctic Circle Air, an American airline based in Fairbanks, Alaska, USA
• Arctic Circle Raceway, the biggest race track in Norway
• Arctic circle theorem in mathematics
• Arctic Circle (organization), an annual interdisciplinary conference related to Arctic issues based in Reykjavík, Iceland.
• Arctic Circle Trail, a trekking tour in West Greenland

In the astronomy of the ancient Greeks, the "Arctic Circle" was an observer-dependent circle on the celestial sphere, centred on the northern celestial pole and tangential to the horizon, within which all the northern circumpolar stars lie.