// New instance of the provider :
$provider = new Geocoder\Provider\Photon\Photon($httpClient, 'https://your-photon-root-url');
// Run geocode or reverse query
$query = $provider->geocodeQuery(\Geocoder\Query\GeocodeQuery::create('Paris'));
$reverseQuery = $provider->reverseQuery(\Geocoder\Query\ReverseQuery::fromCoordinates(48.86036 ,2.33852));

$provider = new Geocoder\Provider\Photon\Photon($httpClient, 'https://your-photon-root-url');
$reverseQuery = \Geocoder\Query\ReverseQuery::fromCoordinates(52.51644, 13.38890)
    ->withData('osm_tag', 'amenity:pharmacy')
    ->withLimit(3);
$results = $provider->reverseQuery($reverseQuery);

$provider = new Geocoder\Provider\Photon\Photon($httpClient, 'https://your-photon-root-url');
$reverseQuery = \Geocoder\Query\GeocodeQuery::create('Paris')
    ->withData('osm_tag', ['tourism:museum', 'tourism:gallery'])
    ->withLimit(5);
// Here we get 5 tourism results in Paris which are either museum or art gallery
$results = $provider->reverseQuery($reverseQuery);