fortification
military constructions and buildings designed for defense in warfare and military bases
anti-tank wall
defensive structure
city walls
defensive wall around a settlement
Champlain Arsenal
19th-century fortification in Vermont
Castle of the Pure and Clean Conception of Monfort de Lemus
national monument of Chile
national redoubt
area to which the (remnant) forces of a nation can be withdrawn if the main battle has been lost
Torre del Lucero
cultural property in Bélmez de la Moraleda, Spain
Acropolis of Philippi
medieval archaeological site in Kavala Municipality, Greece
Fortifications of Fez
Historical landmark in Morocco
Castillo
cultural property in Palos de la Frontera, Spain
Fort Rotterdam
Dutch fort built in Makassar on the island of Sulawesi in Indonesia during the 1670s
fortified town
town with fortifications such as defensive walls
circular rampart
embankment built in the shape of a circle
field fortification
temporary defensive works created by troops in the field
protection of Czechoslovak borders during the Cold War
border fortifications intended to protect the international borders of Czechoslovakia and West Germany during the Cold War
cordon
line of military posts surrounding an area
Military Historical Museum of Artillery, Engineers and Signal Corps
military museum in St Petersburg, Russia
combat block
part of the Maginot Line
Maginot line interval casemate
fortification of the Maginot Line
fortified line
line of troops and armament, fortified and set up to protect a high-value location during an armed conflict
Battery White
Civil War artillery fortification in South Carolina, USA
Fort George
fort in Brunswick, Maine
Fort Marlborough
Fort in Bengkulu, Indonesia
Cerro Fortress
cultural heritage monument of Uruguay
Fortified Area of Silesia
set of Polish fortifications in Upper Silesia
Gate of Sevilla
cultural property in Carmona, Spain
Milford Haven Palmerston Forts
19th century fortifications in the UK
revetment
parking space for multiple aircraft, separated by barriers against disseminated explosion
Torre del Conde
cultural property in San Sebastián de La Gomera, Spain
permanent fortification
permanent fortification
Czechoslovak heavy fortification
concrete blockhouse system in Czechoslovakia
Roman military frontiers and fortifications
generic Roman fortification
Cannon Branch Fort
historic American Civil War fortification at 10611 Gateway Boulevard in Manassas, Virginia
Tate's Bluff Fortification
place in Arkansas listed on National Register of Historic Places
Davia Castle
fortified medieval settlement in Greece
Fort Morris
Historic fort in Liberty County, Georgia
Cat Lo Naval Base
former joint naval base in Vietnam
Block House
fortification in Weymouth, Dorset
Castillo de La Guardia
Castle located in La Guardia de Jaén, Spain. It was built by the Arabians.