Twelve Sacred Hills
In the late 18th century King Andrianampoinimerina unified the several Merina tribes and established the kingdom ruled from twelve sacred hills.
- Alasora
- Ambatomanga ("the blue rock")
- Ambohidrabiby
- Ambohidratrimo
- Ambohimalaza
- Ambohimanambola
- Ambohimanga
- Ambohotany
- Ampandrana
- Analamanga
- Antongona
- Antsahadinta
- Ilafy
- Imerimanjaka
- Kaloy