Near Löbau in Saxony there is on Mountain of Löbau ( Löbauer Berg) an old beautiful observation tower, called King-Friedrich-August-Tower. It was built in 1854 and is 28 metres tall. It has three observation decks, 12, 18 and 24 metres above ground. King-Friedrich-August-Tower consists of cast iron and has an octogonal cross section. Its sites show many ornaments.
According to all available data, it may be world's oldest iron tower.
In 1993, it was dismantled and all its elements were thoroughly renewed. In 1994 it was reerected.
More in German on
http://www.loebau.info/netprodukt/we...ome_3_4_2.html