The Meridian Gate or Wumen (simplified Chinese: 午门; traditional Chinese: 午門; pinyin: Wǔmén; Manchu: ᠵᡠᠯᡝᡵᡤᡳᡩᡠᠯᡳᠮᠪᠠᡳᡩᡠᡴᠠ; Möllendorff: julergi dulimbai duka) is the southern and largest gate of the Forbidden City in Beijing, China. Unlike the other gates of the Forbidden City, the Meridian Gate has two protruding arms on either side, derived from ancient que towers traditionally used to decorate the main entrances of palaces, temples and tombs. The gate has five arches.

From Wikipedia