Data source: https://www.openstreetmap.org/
Author: https://old.reddit.com/r/MapPorn/comments/1f38xe2/tennis_court_density_of_europe/
Population map of Europe
Data source: https://www.openstreetmap.org/
Author: https://old.reddit.com/r/MapPorn/comments/1f38xe2/tennis_court_density_of_europe/
Population map of Europe
For Spain the highest concentration seems to be on Mallorca, which is a tourist hotspot.