There are two ways to calculate your per diem allowance-standard daily rate and city by city. Each has its advantages. Domestically, either method might yield the best result however if you fly a lot of international pairings, city by city is clearly the best option.
The three-headed white elephant is the god Erawan, also called Airavata. According to the Ramayana, he is the king of all elephants and is associated with Indra. In Southeast Asia, a white elephant is a symbol of royalty. The three-headed elephant was used on the flags of both the French colonial government (1893-1953) and the Kingdom of Laos (1953-75). When the Laotian monarchy lost power in 1975, the flag was changed to its current design. Views.
Some Asian cultures also believe the elephant is a cosmic creature, and carries the world upon its back (much like the tortoise does in some tribal Native American myths). This is yet another nod to the power and persistence in the symbolic meaning of elephants.