Akhaltsikhe (Georgian: ახალციხე, literally "new castle"; formerly known as Lomisa, Armenian: Ախալցխա, Turkish: Ahıska) is a small city in Georgia's southwestern region (mkhare) of Samtskhe-Javakheti. It is situated on the both banks of a small river Potskhovi, which separates the city to the old city in the north and new in the south.