Kewith Castle

Belgium

Khacher Fortress, Norashen

Armenia

Khacher, Gavar

Armenia

Khagmara Fort

India

Khaira fort

India

Khamir castle

Iran

Khan Baghi castle

Iran

Khanabad castle

Iran

Khandan Bahadori castle

Iran

Khandar Fort

India

Khanik castle

Iran

Kharabek Fortress

Armenia

Khaznakar Fortress

Armenia

Khoja Castle

Azerbaijan

Khorashad castle

Iran

Khosrow castle

Iran

Khosrowabad Castle

Iran

Khucher Castle

Armenia

Kihara Castle

Japan

Kiliia Castle

Ukraine

Kičevo Fortress

North Macedonia

Kkots Qar

Armenia

Klorberd

Armenia

Kohneh Castle, Agdash

Iran

Kohneh Castle, Ardein

Iran

Kohneh Castle, Guren

Iran

Kohneh Castle, Jafarabad

Iran

Kohneh Castle, Kariz Dar

Iran

Kohneh Castle, Nasrabad

Iran

Kohneh Castle, Nuk

Iran

Kokkedal Castle (Jutland)

Denmark

Kokkedal Castle (Zealand)

Denmark

Kol Hassan Sabbah castle

Iran

Kol Kharabeh castle

Iran

Koldher Fort

India

Kolodne Castle

Ukraine