function initialize() {
var puntatore1 = L.marker([43.613981, 10.291451]).bindPopup('<a href=\'/de/toscana/pisa/pisa/residence/orchidea-marina.aspx\'>ORCHIDEA MARINA</a><br><font size=1>Pisa(Pisa)<br>Toscana</font>'),puntatore2 = L.marker([43.598792264018755, 10.782394409179688]).bindPopup('<a href=\'/de/toscana/pisa/palaia/agriturismo/agriturismo-la-palazzina.aspx\'>AGRITURISMO LA PALAZZINA</a><br><font size=1>Palaia(Pisa)<br>Toscana</font>'),puntatore3 = L.marker([43.31454063371569, 10.631226537017824]).bindPopup('<a href=\'/de/toscana/pisa/guardistallo/casa-vacanza/residence-villa-elena.aspx\'>RESIDENCE VILLA ELENA</a><br><font size=1>Guardistallo(Pisa)<br>Toscana</font>'),puntatore4 = L.marker([43.51274765766324, 10.798904999986105]).bindPopup('<a href=\'/de/toscana/pisa/peccioli/agriturismo/tenuta-i-mandorli.aspx\'>TENUTA I MANDORLI</a><br><font size=1>Peccioli(Pisa)<br>Toscana</font>');

	var cities = L.layerGroup([puntatore1,puntatore2,puntatore3,puntatore4]);

	var mbAttr = 'Map data &copy; <a href="https://www.openstreetmap.org/">OpenStreetMap</a> contributors, ' +
			'<a href="https://creativecommons.org/licenses/by-sa/2.0/">CC-BY-SA</a>, ' +
			'Imagery © <a href="https://www.mapbox.com/">Mapbox</a>',
		mbUrl = 'https://api.mapbox.com/styles/v1/{id}/tiles/{z}/{x}/{y}?access_token=pk.eyJ1IjoibWFwYm94IiwiYSI6ImNpejY4NXVycTA2emYycXBndHRqcmZ3N3gifQ.rJcFIG214AriISLbB6B5aw';

	var streets  = L.tileLayer(mbUrl, {id: 'mapbox/streets-v11', tileSize: 512, zoomOffset: -1, attribution: mbAttr});

	var map = L.map('mappabasso', {
		center: [43.51274765766324, 10.798904999986105],
		zoom: 9,
		layers: [streets, cities]
	});

	var baseLayers = {
		"Streets": streets
	};

	var overlays = {
		"Cities": cities
	};

	L.control.layers(baseLayers, overlays).addTo(map);
}