All Saints'Day 2018 at Tharae, Sakon Nakhon, Thailand.

All Saints' Day, also known as All Hallows' Day, Hallowmas,[3][4] the Feast of All Saints,[5][6] or Solemnity of All Saints,[7] is a Christian festival celebrated in honour of all the saints, known and unknown. In Western Christianity, it is celebrated on November 1 by the Roman Catholic Church, the Anglican Communion, the Methodist Church, the Lutheran Church, the Reformed Church, and other Protestant churches. The Eastern Orthodox Church and associated Eastern Catholic Churches and Byzantine Lutheran Churches celebrate it on the first Sunday after Pentecost.[8] Oriental Orthodox churches of Chaldea and associated Eastern Catholic churches celebrate All Saints' Day on the first Friday after Easter.[9] Credit : https://en.wikipedia.org/wiki/All_Saints%27_Day