Oktogon is one of Pest's major intersections, located at the junction of the Grand Boulevard (Nagykörút) and Andrássy Avenue (Andrássy út) in Budapest, Hungary. This junction, one of the city's most important, is named for its octagonal shape.[1]
Oktogon is also a station on the yellow M1 (Millennium Underground) line of the Budapest Metro, which runs underneath Andrássy Avenue to Heroes' Square (Hősök tere).[1]