fortress
large fort
Baba Vida
medieval fortress in Bulgaria
Taku Forts
fortress in China
Brod Fortress
fortress
Fortresses in Magdeburg
fortress
Belgrade Fortress
fortress in Serbia
Phyle
ancient Athenian fort
Fortress Division Frankfurt/Oder
military unit
Forts of Metz
Fortified belts around Metz, Lorraine, France
Ark of Bukhara
fortress located in the city of Bukhara, Uzbekistan
Omsk Fortress
heritage site, fortress, architectural landmark in Omsk, Russia
Cabo de Rama
building in India
Castle of Chios
castle in Greece
Bozcaada Castle
Fort
Mut Castle
castle in Mut, Mersin, Turkey
St. Nicholas Fortress
fortress near the town of Šibenik, Croatia
Maputo Fortress
fortress in Maputo, Mozambique
Fort Hakodate Ruins
building in Hakodate, Hokkaido Prefecture, Japan
Lamos Castle
castle ruin in Erdemli, Mersin, Turkey
La Sala
cultural property in Vilallonga de Ter, Spain
Severin Medieval Fortress
heritage site in Mehedinți County, Romania
Okpo Fortress
fortress/castle in Korea
Castle of Santa Catalina
castle in Santa Cruz de La Palma, Canary Islands
Ladislaus Fortress
heritage site in Caraș-Severin County, Romania
Seven Springs Castle
cultural heritage monument of Armenia
Nea Santa Castle
fortified early Byzantine hilltop settlement near Kilkis, Greece
Corfu Old Fortress
fortress in Corfu, Greece
Fortress Mont Royal
fortress
Castle Clinton
former fortress in New York City
Fort Ross
former Russian establishment in the United States of America
Fort Campbell
fort in Gambia
Kasbah of Agadir
Moroccan cultural heritage site
Babylon Fortress
approached building in Egypt
Forte Richelieu
fort in Genova, Italy
Forte San Paolo
fortress in Ventimiglia, Italy
Castle of Alter Pedroso
building in Alter do Chãeso, Portalegre District, Portugal
Median Fortress
fortress in Bisotun, Iranian national heritage site