The Encyclopedia of Arda - Osgiliath

The maps of Eastern Gondor - Lina's biscuity burrow

Were Minas Tirith, Minas Ithil, and Osgiliath the only cities of Gondor? - Quora

The Encyclopedia of Arda - Arda

History Of Arda: Most Up-to-Date Encyclopedia, News & Reviews

Hall of Beorn

The Lord of the Rings on Prime - One for the Dark Lord on his dark throne. In the Land of Mordor where the Shadows lie.

History of Arda - Wikipedia

First Battle of Osgiliath, The World of Arda Wiki

Maps of Middle-earth: The Second Age

LOTR:Wikia tour/Middle-earth, The One Wiki to Rule Them All

a map, showing the location of the tower of cirith ungol