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).
... can mean the following:
dB is the abbreviation for Decibel; see Bel
DB is a French automobile maker; see DB (car)
DB is the abbreviation for Deutsche Bahn, ...