I thought it was incredible and wanted to replicate a similar walking project one day ... First, I needed a map of Manhattan. Finding a complete one was trickier than I expected.

Just a few hours ago, I was giddy at the prospect of walking the entire 32-mile perimeter of Manhattan in one day ... I’d look at a map and choose a green space to visit, designing my route ...

It took her 13 months to walk every block in Manhattan ... map Originally, I planned to both bike and walk the city, so I couldn't use CityStrides, a map that only tracks running and walking.