Clear waterways in Venice, less pollution in China's skies and wild animals returning to old landscapes are just some of the unexpected consequences of the coronavirus shutdown.
Since lockdowns began in January, we have seen pollution and greenhouse gas emissions fall across all continents.
But other curious side-effects of the pandemic have begun cropping up - taking many by surprise.
Cybercrime, for example, is on the rise, while traditional crime looks set to fall. And while we are less likely to see food poisoning, banking could become more challenging for some.