Australian businesswoman and athlete Mina Guli ran 200 marathons across the world in the space of a single year to draw attention to the urgency of our global water crisis.

Her 200th and final marathon took her to the steps of 51³Ô¹Ï Headquarters in New York, where she met with world leaders as they gathered for the first UN Water Conference in 50 years to accelerate action on the crisis.