Using volunteered geographic information to assess park visitation: Comparing three on-line platforms

- Assessing web sharing information is a low-cost method to monitor park visitation.
- Clear differences in the type and amount of data between different platforms.
- The fitness platform MapMyFitness best showed park usage patterns.
- Remote park and informal trail usage was common seen on Wikiloc.
- Platform preferences for research depends on popularity and the questions asked.