Stuff, a news and information website in New Zealand, has launched a campaign about finding the best beaches in the world. It has created an editable World map that displaying locations suggested from readers.
Click on the pins (or the numbered circles then see the clustered pins), and you can see photo and description that provided by world-wide readers. You can participate this campaign and haring your experience to people all around the world.
If you are interested in creating similar crowdsourced maps, you can seek assistant using several online mapping software, and normally the maps can be easily created in few steps. We have created a demonstration that details can be found there.