Willkakuti[1] (Aymara for Return of the Sun),Machaq Mara (Aymara for New Year),Mara T'aqa,Jach'a Laymi orPacha Kuti[2] (inSpanish namedAño Nuevo Andino Amazónico (Andean-Amazonic New Year)) is anAymara celebration inBolivia,Chile[3] and thePuno Region of SouthernPeru[2] which takes place annually on21 June, commemorating thewinter solstice in theSouthern Hemisphere.
It was declared a national holiday inBolivia in 2009 by the government ofEvo Morales.[4] In 2013, when the year 5521 of the Aymara calendar was marked, Willkakuti was celebrated in more than 200 places, among themInkallaqta,Inka Raqay,Samaypata andUyuni.[5] Its major celebration hub isTiwanaku.