Hurricane Sandy hit New York City on October 29, 2012, bringing with it unprecedented storm surges and flooding that devastated many communities throughout the five boroughs. In the years since the storm, many of those areas have rebuilt, but there’s still much to be done—and much that New York can learn from the after-effects of the storm.

On the fifth anniversary, we’re looking back at how Sandy has changed NYC, from the areas that rebuilt (or didn’t) in the wake of the storm, to what the city is doing to mitigate the effects of future storms.