Esch-sur-Alzette is a commune with town status in south-western Luxembourg.
Wikipedia

Luxembourg is a small European country, surrounded by Belgium, France and Germany. It?s mostly rural, with dense Ardennes forest and nature parks in the north, rocky gorges of the Mullerthal region in the east and the Moselle river valley in the southeast. Its capital, Luxembourg City, is famed for its fortified medieval old town perched on sheer cliffs.
Wikipedia