 In many countries, the first day of Advent often heralds the start of the Christmas season, with many people opting to erect their Christmas trees and Christmas decorations on or immediately before Advent Sunday.Since 2011, an Advent labyrinth consisting of 2500 tealights has been formed for the third Saturday of Advent in Frankfurt-Bornheim.The concept of the Advent wreath originated among German Lutherans in the 16th Century.