Ashot Erkat, Gegharot

Armenia

Asmangadh Fort

India

Astghaberd

Armenia

Asu Castle

Iran

Atlungstad Mansion

Norway

Auwa

India

Avan Castle

Armenia

Avanaqar Fortress

Armenia

Avarsin Castle

Iran

Aver Berd

Armenia

Averak Berd, Ara

Armenia

Avshar Castle

Armenia

Awagrah Fort

India

Aydinbulag Castle

Azerbaijan

Aytsaberd

Armenia

Azatek Castle

Armenia

Azizabad Castle

Iran

Baansi

India

Baansur Fort

India

Babuk Castle

Iran

Bachhretu Fort

India

Bagh Tirjerd Castle

Iran

Baghaku Qar

Armenia

Baghravan Castle-City

Azerbaijan

Bahaabad Castle

Iran

Bahaddur Bandi Fort

India

Bahadurpur Fort

India

Bahula Fort

India

Bailhongal Fort

India

Bajiaowei (仙坑八角楼)

China

Bajul Ab Barik Castle

Iran

Bajul Castle

Iran

Bakbány Castle

Hungary

Bakonyúj Castle

Hungary

Bakonyúj Castle (Podmaniczky Castle)

Hungary

Balabyur Castle

Azerbaijan