Sydneysiders Marks 30th Anniversary Of Clean Up Sydney Harbour

SYDNEY, AUSTRALIA - MARCH 03: Bridge climbers pause for a photo on March 03, 2019 in Sydney, Australia. The Clean Up Sydney Harbour event was founded by the late Ian Kiernan in 1989. The following year the movement went national and now has become one of the world's largest environmental campaigns spanning across 130 countries. (Photo by Brook Mitchell/Getty Images)