Yak Butter Tea - I've had this. Not in Tibet, but in a Tibetan restaurant in NYC. No one told me what it was, just to drink it. To say the taste was unique would be an understatement. I would love to try the real deal one day.
Tibetan sand mandalas are carefully, lovingly created by hand and then destroyed to show the impermanence of all things. I was fortunate to view a mandala being created in Whakatane, New Zealand by visiting Tibetan Monks.
Mountain of the Gods --Ruins on Mount Nemrut, Turkey, burial site of kings, date from the first century B. These statues were made by the people of the ancient Kingdom of Commagene, located in SE Turkey near the Syrian Border.