Greece: the inside track

Robin Gauldie, author of Thomas Cook guides to Mainland Greece and Greek Islands; Charles Arnold, author of Mediterranean Islands; Chris Deliso, co-author of Lonely Planet's Greece guidebook; Andy Bostock, author of the Bradt Guide to the Greek Peloponnese (out early 2010); Jane Foster, freelance writer based in Athens; Katerina

The Island Where People Live Longer

Making it to 90 years old is awe-inspiring in much of the world. But on a tiny Greek island in the North Aegean Sea, nonagenarians barely merit a second glance.

The island of Icaria could be the newest of the world's so-called blue zones — places where residents have unusually long life spans.

Dan Buettner has crossed the globe many times over the years in search of blue zones, and he recently teamed up with AARP and National Geographic to study Icaria.