Hussein Abdullah Al-Mansour and Ali Hadi Al-Hamzan, started Tuesday a trip that includes various regions of the Kingdom. The travelers, who started from the palace of Prince Misha'al Bin Abdul Aziz, Chairman of the Allegiance (pledge) Commission, said the trip seeks to shed light on the disadvantages of racism and tribalism as well as focus on their adverse impact on the society. Here's more about the commission: __