From a 29-year-old Jodie Foster and a baby-faced Leo to two-time covergirl Jen, see who's graced PEOPLE's World's Most Beautiful issues covers through the years.

In honor of our World's Most Beautiful issue, we rounded up the standout moments from the beauty world in the past year.

PEOPLE's World's Most Beautiful is a celebration of the stars ... and was filmed meeting her beauty icon, model Alek Wek. "That's ridiculous," was the 50-year-old's reaction to earning the title ...