How can people live so long and with such great health? A trip to Okinawa reveals simple secrets about diet, lifestyle and longevity. They maintain a sense of purpose no matter what age and you won't find them laying on the sofa.

On the island of Sardinia, the people live in harmony with the land and with one another. Learn about this effortless lifestyle where work and play seem to be united and the result is longevity. Can the same be true in an American suburb?

Both the Greek island of Ikaria and a peninsula in Costa Rica boast some of the world's healthiest and most active folks over 100 years old. Discover how they do it with simple foods and exercise that are fully integrated into daily life.

Buettner visits Singapore and shares his discoveries in the United States to find out creating a new Blue Zones in a rapidly changing world.