Haa District
Haa District (Dzongkha: ཧཱ་རྫོང་ཁག།; Wylie: Haa rzong-khag; alternative spellings include "Ha", also called "Hidden-Land Rice Valley.") is one of the 20 dzongkhag or districts comprising Bhutan. It the second least-populated dzongkhag in the country after Gasa.
The most-spoken language of the district is Dzongkha, the official and national language of Bhutan.
The river Haa Chhu, originating at Jomolhari mountain, flows through the district.