How long your aluminium windows will last depends on their quality. They should last 20 -30 years at least, but have been known to stay in good condition for up to 45 years. This is considerably longer than uPVC and wooden double glazing.
Walsingham
Walsingham is a village in North Norfolk, England, popular for its spiritual shrines in honour of the Virgin Mary. It also includes the ruins of two middle ages monastic residences. The civil parish, consisting of Little Walsingham as well as Great Walsingham, along with the depopulated medieval town of Egmere (grid reference TF 897 374), has a location of 18.98 kilometres ². At the 2011 census, it had a population of 819. Walsingham is a major centre of Pilgrimage. In 1061, according to the Walsingham legend, a Saxon noblewoman, Richeldis de Faverches, dreamt of the Virgin Mary in which she was instructed to construct a reproduction of your house of the Holy Family in Nazareth in honour of the Annunciation. Her family name does not show up in the Domesday Book. When it was built, the Holy House in Walsingham was panelled with timber and contained a wood statue of an enthroned Virgin Mary with the kid Jesus seated on her lap. Among its relics was a phial of the Virgin's milk. Walsingham became one of north Europe's excellent locations of pilgrimage and also remained so via a lot of the Middle Ages.