Estás utilizando el shortcode sgpx del plugin wp-gpx-maps. wp-gpx-maps y leaflet-map no funcionan juntos. See <a href="https://www.turismorascafria.es/wp-admin/admin.php?page=extensions-leaflet-map&tab=sgpxelevation">admin settings page</a>.<p>[sgpx gpx = /wp-content/uploads/gpx/rascafria-purgatorio-17km.gpx ]</p>