I’m used to OS maps in the U.K., and yes, contours are quite obvious, and map reading is a basic skill learnt about age 8. However there’s no guarentee a give

I’m used to OS maps in the U.K., and yes, contours are quite obvious, and map reading is a basic skill learnt about age 8. However there’s no guarentee a give OSM render will show contours, footpaths, and different rights of way, in the same way as OS, or have a legend.