| Bishop's Basilica Odessos |
1 |
| Bishop's Basilica Pautalia |
1 |
| Bishop's Basilica Plovdiv |
1 |
| Bishop's Basilica Zaldapa |
5 |
| bishop's residence |
3 |
| bishop's staff |
1 |
| Bishop’s Basilica |
1 |
| bishopric |
6 |
| bison |
1 |
| Bitola |
2 |
| Bivolyane |
1 |
| Black Death |
2 |
| black market |
1 |
| black pepper |
1 |
| Black Sea |
171 |
| Black Sea City |
1 |
| Black Sea coast |
219 |
| Black Sea currents |
3 |
| Black Sea Day |
2 |
| Black Sea deluge hypothesis |
6 |
| Black Sea islands |
12 |
| Black Sea M.A.P. |
10 |
| Black Sea MAP |
5 |
| Black Sea ports |
6 |
| Black Sea region |
7 |
| Black Sea Tourism Forum |
1 |
| black swan |
1 |
| black varnish pottery |
2 |
| black-figure pottery |
5 |
| black-necked grebe |
1 |
| blacksmith |
2 |
| blacksmith's workshop |
1 |
| blade |
2 |
| Blagoevgrad |
12 |
| Blagoevgrad District |
4 |
| Blagoevgrad District Court |
1 |
| Blagoevgrad Regional Museum of History |
7 |
| Blaise Pascale University in Clermont-Ferrand |
2 |
| Blatino |
1 |
| blond |
1 |
| blood tax (devsirme) |
1 |
| Blue Planet |
1 |
| Bluetooth technology |
1 |
| boar tusk's helmet |
1 |
| board games |
2 |
| boat |
1 |
| Bobokov brothers |
2 |
| Bobokov Brothers Foundation |
2 |
| Bogdan |
1 |
| Bogdan Filov |
7 |
| Bogdan Nikolov |
2 |
| Bogdan Prosek |
1 |
| Bogdan Sultov |
12 |
| Bogdana Lilova |
1 |
| Bogomilism |
1 |
| Boil Banov |
1 |
| boilas |
3 |
| Bojano |
1 |
| Boleslaw Ginter |
1 |
| Bolgare |
1 |
| Bolgarini |
1 |
| Bolgaroni |
1 |
| Bolgher |
1 |
| Bolgheri |
1 |
| Bolgiano |
1 |
| Bolivia |
2 |
| Boljevac |
1 |
| Bologna |
1 |
| bolshevism |
1 |
| bolyar |
1 |
| bolyar's estate |
1 |
| Bolyarovo Municipality |
2 |
| bomber |
1 |
| bone |
6 |
| bone comb |
1 |
| bone needle |
6 |
| bone spoon |
1 |
| bone tools |
10 |
| bones |
18 |
| Boni Petrunova |
20 |
| Boniface I of Montferrat |
1 |
| Bonn |
1 |
| Bononia |
3 |
| Bononia Fortress |
13 |
| book |
11 |
| Book of Psalms |
1 |
| booty |
2 |
| Bordeaux |
1 |
| border area |
1 |
| Border Police |
3 |
| border rampart |
1 |
| border wall |
2 |
| Boris Borisov |
2 |
| Boris Denev Gallery of Arts |
6 |
| Borislav Borislavov |
1 |
| Borislav Dramkin |
2 |
| Borisovo |
2 |
| Borovets |
7 |
| Borovo Municpality |
1 |
| Borovo Silver Treasure |
9 |
