Encyclopedias, Almanacs, Transcripts, and Maps
- Boston Strangler
- Boston terrier
- Boston University
- Bosworth
- Botev, Khristo
- Bothnia, Gulf of
- Botsaris, Markos
- Botta, Paul Émile
- Bottrop
- Botvinnik, Mikhail Moiseyevich
- Bouches-du-Rhône
- Boucicaut
- Boudin, Eugène Louis
- Boufflers, Louis François, duc de
- bougainvillaea
- Bougie
- Bouillon, Frédéric Maurice de La Tour d'Auvergne, duc de
- Boulder City
- Boulder Dam
- Boulogne, Jean