Historical clue formulations

• Pilgrim's journey — 2019-10-09
• Muslim pilgrimage — 2016-07-25
• Muslim's trek — 2014-02-04
• Pilgrimage to Mecca — 2011-07-13
• Muslim trek — 2011-05-29
• Muslim duty — 2002-05-12
• Muslim's journey — 2000-09-12