ridecast-tiles: Macrostrat carto PNG mirror.
GET /carto/{z}/{x}/{y}.png
GET /geo/point?lat=X&lng=Y
GET /geo/lines?lat=X&lng=Y&radius=M&gem_radius=M
GET /paleo/map?age=Ma
GET /paleo/model.bin
GET /fossils/unit?unit_id=N[,N]
GET /fossil/icon/{id}.png