Public transport information for every community on Earth - that’s the goal of the Transport map.
Want to use these tiles? The generic tile format string for the Transport layer is:
https://tile.thunderforest.com/transport/{z}/{x}/{y}.png?apikey=<insert-your-apikey-here>
We’ve got more information on our tile URLs in our Map Tiles API documentation, and for more details on using our Map Tiles API with various libraries, check out our tutorials.