Given Mongolia's tradition of nomadic herding, it is not difficult for these children to be passed from one relation to another, until the parents have lost touch with them.

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The end of communism and the consequent unemployment have forced Mongolian men back to the traditional nomadic herding lifestyle of their forefathers - the men and boys are back on the land - the girls still in cities gaining that all-important schooling and eventually getting the jobs.

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Expect to meet the semi-nomadic Merak people, who hold deep animist beliefs and make their living herding sheep.

FORBES: Trekking In Bhutan

Their new 12-day trek is not a cushy luxury trip, but rather a high-altitude hiking adventure and a cultural adventure, since guests spend their nights camping in tents or staying in the homes of local villagers, including the semi-nomadic Merak people, who hold deep animist beliefs and make their living herding sheep.

FORBES: Trekking in Bhutan