Nairobi to Eldoret. Enable Leaflet. Keep #map { height: 320px } in CSS.

Goal

Run every block and confirm the chart is visible.

<div id="map"></div>

#map { height: 320px; width: 100%; }

const map = L.map('map').setView([-1.0, 36.8], 6);
L.tileLayer('https://tile.openstreetmap.org/{z}/{x}/{y}.png', { attribution: '© OSM' }).addTo(map);
[['Nairobi',-1.29,36.82],['Mombasa',-4.04,39.67],['Kisumu',-0.09,34.77],['Nakuru',-0.30,36.08],['Eldoret',0.51,35.27]].forEach(([n,lat,lng]) => L.marker([lat,lng]).addTo(map).bindPopup(n + ' kiosk'));
console.log('kenya');

<div id="map"></div>

const map = L.map("map").setView([-1.29, 36.82], 6);
L.tileLayer("https://tile.openstreetmap.org/{z}/{x}/{y}.png", { attribution: "© OSM" }).addTo(map);
L.marker([-1.29, 36.82]).addTo(map);
console.log("marker");