use HashMap;
use crateCoordType;
use crateElement;
use crateGeometry;
/// `kml:Placemark`, [9.14](http://docs.opengeospatial.org/is/12-007r2/12-007r2.html#249) in the KML
/// specification
///
/// Placemark not inside of kml:Update (unused) requires a Geometry according to [ATC-226](https://docs.opengeospatial.org/ts/14-068r2/14-068r2.html#atc-226),
/// but Google's reference says it's optional [Google Placemark reference](https://developers.google.com/kml/documentation/kmlreference#placemark).
///
/// Currently leaving optional.