Capital with B
- National capital of Germany—great pick! 
- Capital of Belgium; also EU seat. Valid! 
- National capital of China. Definitely fits. 
- State capital of Massachusetts, USA. 
- National capital of Thailand. Good one! 
- National capital of Hungary. Nice! 
- National capital of Colombia (Bogotá). 
- National capital of Brazil (Brasília). 
- National capital of Argentina. 
- State capital of Idaho, USA. 
- National capital of Lebanon. 
- State capital of Louisiana, USA. 
- National capital of Romania. 
- Regional capital of Catalonia, Spain. 
- National capital of Serbia. 
- Baghdad
- Bratislava
- Baku
- Bern
- Bangalore
- Belfast
- Bismarck
- Bamako
- Belmopan
- Banjul
- Bhopal
- Bandar Seri Begawan
- Bujumbura
- Burlington
- buffalo
- bratysława
- Bonn
- Bloemfontein
- Bellingham
- Because
- Babylon
- Brighton
The words in the list Capital with B come from players of the word game City, Country, River.