Surrounded by the Himalayas in Northeast Pakistan, the Hunza Valley was historically thought to be the mythical Shangri La. people live to 150 years old as claimed in the 1970s, but modern research supports that Hunza elderly boast enviable fitness levels. The diet is plant based, consisting mainly of wheat and barley and antioxidant fruits like cherries and plums. The rough terrain encourages high activity level among residents, leading to increased agility in old age. Residents are also known to have very positive outlooks on life and strong family ties.