Kiss is very common among relatives and friends in western countries, but the meaning of kiss has different meanings in different countries. In some western countries, different parts of a kiss mean different meanings. For example, kissing hands to show respect; Kiss the forehead to show friendship; A kiss on the cheek shows joy; Kiss the lips to show love; Kissing eyes means fantasy, kissing palms means hope.
In some parts of Africa, the residents kiss the ground that the chief has passed as happiness. In ancient Rome, the king of Rome allowed the nobles of the highest rank to kiss his lips, then his hands, and then only the instep of his feet. In the era of tsarist Russia, the Czar gave people kisses to show the highest reward.
In today's world, there is another kind of kiss - Kiss bald. There is a beautiful village called sang Lang in Belgium. This small village is known as "the spiritual center of baldness in the world". Every year, a group of "bald men" from Germany, Holland, France and Belgium make a pilgrimage to wusanlang village to kiss each other's shiny bald heads.
Source: @jtintagarrido