This is a list of notable archaeological sites throughout the world. Many are the subject of ongoing excavation or investigation. Note the difference between archaeological sites and archaeological discoveries which is that a site is a place-orientated and a discovery is object-orientated (though of course Troy was a discovery).
... age of 18, 5.0% from 18 to 24, 29.0% from 25 to 44, 24.2% from 45 to 64, and 12.7% who are 65 years of age or older. The median age is 39 years. For every 100 females ...