Detail of a wall painting of the Life of the Buddha, showing Prince Siddartha encountering old age, sickness, death, and an ascetic spiritual seeker, Seoul, South Korea, Asia

Pensioners in Zi Zhong Road, old French Concession Quarter in Shanghai, China

Elderly man with a walking stick in Fuli Old Town, Xingping, China

Chelsea Pensioners at Royal Hospital Chelsea for Founder's Day Parade, London, UK

Chelsea Pensioners at Royal Hospital, on Founder's Day Parade, London, UK

Elderly woman pushes wooden shopping cart along the pavement in the Hutongs area, Beijing, China

Chelsea Pensioners at Founder's Day Parade, London, United Kingdom.

Woman selling food for pigeons at the New Mosque, Eminonu Yeni Camii, Eminonu, Istanbul, Turkey

An elderly Uzbek woman with gold teeth, Shakhrisabz, Uzbekistan

Woman gives her Grandma her Hand.