Wang Wah Po, 104, center, during physical therapy at On Lok Senior Health in San Francisco

Pole-vaulters in the 75+ category relax as they wait for their turn. Natural attrition thins the ranks in the highest age categories.

Peer educator training session for a church youth group. Bukoba District, Tanzania

Straight Talk Club, AIDS education drama at a school, Iganga, Uganda

The Quiles family at home: Ramiro and Danny from Marianna, with their mother Aida, and sister Maria. East Los Angeles

Egor hangs out with Evergreen

Stonehenge

And Once There Was War...Red Square Parade