You’re rushing through the park on a scorching day, your water bottle empty, throat parched. Then you spot it: a gleaming stainless-steel pillar with a gentle arc of water. The public drinking fountain isn’t just a relic of the past—it’s a critical piece of sustainable infrastructure fighting plastic waste, advancing social equity, and keeping communities healthy. Yet, fewer than 15% of urban spaces globally meet WHO hydration access guidelines 7. Let’s change that.