This is a list of citadels from around the world.
See also List of forts, List of fortifications and List of castles.
Herat Citadel, Afghanistan Citadel of Ghazni, Afghanistan Antwerp Citadel, Belgium (demolished) Citadel of Dinant, Belgium Citadel of Huy, Belgium Citadel of Liège, Belgium (partially demolished) Citadel of Namur, Belgium Citadel Počitelj, Bosnia and Herzegovina Halifax Citadel, Canada Citadelle of Quebec, Canada Vyšehrad, Czech Republic Špilberk Castle, Czech Republic Kastellet, Copenhagen, Denmark Cairo Citadel, Egypt Citadelle d'Ajaccio, France Citadel of Amiens, France Citadel of Arras, France Citadel of Belfort, France Citadel of Belle-Île-en-Mer, France Citadel of Besançon, France Citadel of Bitche, France Citadel of Brouage, France Citadel of Calais, France Citadel of Entrevaux, France Citadel of Lille, France Citadel of Mont-Louis, France Citadel of Saint-Tropez, France Citadel of Sisteron, France Mainz Citadel, Germany Petersberg Citadel, Germany Spandau Citadel, Germany Acropolis of Athens, Greece Citadelle Laferrière, Haiti Citadella, Hungary Citadel Prins Frederik, Indonesia (demolished) Cittadella, Italy Bam Citadel, Iran Citadel of Bashtabia, Iraq (ruins) Amedi Citadel, Iraq Citadel of Baghdad, Iraq (demolished 1932) Kirkuk Citadel, Iraq Citadel of Erbil, Iraq (partially ruined) Tal Afar Citadel, Iraq (Partially demolished) Jerusalem Citadel or Tower of David, Israel Amman Citadel, Amman, Jordan Cittadella (Gozo), Malta Citadel of 's-Hertogenbosch, the Netherlands Intramuros, Philippines Warsaw Citadel, Poland Peter and Paul Fortress, Russia Landskrona Citadel, Sweden Citadel of Aleppo, Syria (partly destroyed, being rebuilt) Citadel of Salah Ed-Din, Syria (partially ruined) Verne Citadel, United Kingdom Royal Citadel, Plymouth, United Kingdom Ark of Bukhara, Uzbekistan Konya Ark, Khiva, Uzbekistan