+ site "ana-dtm-2017.openstreetmap.lu"
+ projection "EPSG:3857"
+ source "/data/imagery/lu/LUREF_NGL/lu_hillshade_2017-epsg-3857-compress.tif"
+ max_zoom 21
+ title "DTM Hillshading (single light source)"
+ copyright '© 2017 <a href="https://data.public.lu/fr/datasets/digital-terrain-model-high-dem-resolution/">Administration de la Navigation Aérienne Luxembourg</a>, CC0'
+end
+
+imagery_layer "ana_dtm_2017_hillshading_multi" do