debugDisplay.draw();
noFill();
// red: London
ScreenPosition pLondon = map.mapDisplay.getScreenPosition(locLondon);
stroke(255, 0, 0);
ellipse(pLondon.x, pLondon.y, 12, 12);
// blue: Quito
ScreenPosition pQuito = map.mapDisplay.getScreenPosition(locQuito);
stroke(0, 0, 255);
ellipse(pQuito.x, pQuito.y, 12, 12);
}