Doggenhout Castle

Belgium

Dolná Krupá manor

Slovakia

Dolná Mičiná manor

Slovakia

Dombó Castle

Hungary

Domein de Clémarais

Belgium

Dommeldange Castle

Luxembourg

Dommelrode Castle

the Netherlands

Dongri Fort

India

Donjon de Limont

Belgium

Donnea Castle

Belgium

Donskoy Monastery

Russia

Doornenburg Castle

the Netherlands

Doorwerth Castle

the Netherlands

Dorothea

Ghana

Dragsholm Castle

Denmark

Dragu

Romania

Drakensteyn Castle

the Netherlands

Dračí hrádok Castle

Slovakia

Dreefkasteel

Belgium

Drijeva

Bosnia and Herzegovina

Drivenik Castle

Croatia

Drobeta-Turnu Severin

Romania

Dronagiri Fort

India

Dronningholm Castle

Denmark

Dronninglund Castle

Denmark

Drottningholm Palace

Sweden

Private residence, museum

Drugolo Castle

Italy

Druim Moir Castle

the United States

Drzewica Castle

Poland

Drégely Castle

Hungary

Dubingiai Castle

Lithuania

Dubno Castle

Ukraine

Duboc Fortress

Serbia

Remains

Duborg Castle

Denmark

Dubovac Castle

Croatia

Ducal Castle

Poland