geolocation-8.x-3.x-dev/templates/geolocation-map-location.html.twig

<div {{ attributes }} typeof="Place">
  <span property="geo" typeof="GeoCoordinates">
    <meta property="latitude" content="{{ coordinates.lat }}" />
    <meta property="longitude" content="{{ coordinates.lng }}" />
  </span>

  {% if title is not empty %}
    <h2 class="location-title" property="name">{{ title }}</h2>
  {% endif %}

  {% if children is not empty %}
    <div class="location-content">{{ children }}</div>
  {% endif %}
</div>