defines the location(s) on the earth from which to return elevation data.
This parameter takes either a single location as a comma-separated {latitude,longitude} pair (e.g. "40.714728,-73.998672")
or multiple latitude/longitude pairs passed as an array or as an encoded polyline.
defines the location(s) on the earth from which to return elevation data. This parameter takes either a single location as a comma-separated {latitude,longitude} pair (e.g. "40.714728,-73.998672") or multiple latitude/longitude pairs passed as an array or as an encoded polyline.