OpenStreetMap US

Help add baseball diamonds to OpenStreetMap! This is a really easy type of map editing which anyone can get involved in; so give it a go and tell a friend! You can start by looking for baseball diamonds near where you live, but these things are easy to spot in the aerial imagery. This means everyone can help, from wherever you are in the world. You can even contribute to the free world map while you’re
watching the MLB playoffs on TV!

We’re tracking baseball edits to bring you a rolling edits display and user rankings , but you’ve only got until October 27th to become an OpenStreetMap baseball champion!

You’ll find more guidance on the wiki , plus a short .