Troy has not been discovered...what an adventure awaits to find her walls..look for her and have the immortality of Achilles..
Troy has almost certainly been discovered tho there still is debate as to which one of the 9 or more layers of destroyed cities is the one of the Iliad.
Michael Wood's "in search of the trojan war" speculations are now considered accurate 20 years later...you might want to buy the series (I downloaded it from a Chinese yuku video site, if you google you might find it) or watch it on streaming video .
and check out LINK