| Anti-Semitic persecution |
1 |
| Antimovo |
1 |
| Antioch |
4 |
| Antiope |
2 |
| antiques |
35 |
| Antiquity |
131 |
| Antiquity Amphitheater |
3 |
| Antiquity festival |
1 |
| Antiquity Synagogue |
2 |
| Antiquity Theater Plovdiv |
9 |
| antler |
1 |
| Anton Karabashev |
1 |
| Anton Sourek |
1 |
| Antonia Tryphaena |
1 |
| antoniani |
2 |
| Antonianinus |
1 |
| Antonin Kolar |
1 |
| Antonine Itinerary |
2 |
| Antonine Wall |
3 |
| antoniniani |
1 |
| Antonio Vasilev |
2 |
| anvil |
1 |
| Aphrodision |
1 |
| Aphrodite |
6 |
| apodyterium |
3 |
| Apollo |
28 |
| Apollo Iatros |
3 |
| Apollo Iyatrus |
1 |
| Apollo Kendrisos |
1 |
| Apollo temple |
13 |
| Apollonia |
27 |
| Apollonia Pontica |
38 |
| Apollonius |
2 |
| Apostle Andrew |
1 |
| Apostle Paul |
3 |
| Apostle Peter |
1 |
| Apostolic Nuncio |
1 |
| applique |
14 |
| appliques |
20 |
| apploques |
1 |
| April Uprising |
23 |
| apse |
3 |
| Aquae Calidae |
14 |
| Aquae Calidae - Thermopolis Archaeological Preserve |
25 |
| Aquae Calidae Coin Treasure |
1 |
| aqueduct |
14 |
| Aquileia |
2 |
| Aquincum |
1 |
| Ara Ubiorum |
1 |
| Arab Caliphate |
3 |
| Arabadzhiyska Mogila Mound |
1 |
| Arabakonak Pass attack |
1 |
| Arabic |
1 |
| Arabs |
1 |
| Aragon |
1 |
| Aral Sea |
1 |
| arapalii earrings |
2 |
| Arbanasi |
8 |
| Arbanasi Architectural Preserve |
3 |
| Arben Mimenov |
1 |
| ARC Center of Excellence for Coral Reef Studies |
1 |
| arch bridge |
2 |
| archaeoastronomer |
3 |
| Archaeologia Bulgarica |
4 |
| Archaeologica.org |
1 |
| Archaeological Complex “Kaleto” - Mezdra |
9 |
| archaeological discoveries |
1 |
| Archaeological Institute of Albania |
2 |
| Archaeological Map of Bulgaria |
2 |
| archaeological monuments |
5 |
| archaeological preserve |
3 |
| Archaeological Society |
1 |
| Archaeological Superintendency Rome |
1 |
| archaeologist |
449 |
| Archaeologists vs. Treasure Hunters board game |
2 |
| archaeology |
3 |
| Archaeology Magazine |
1 |
| archaeology news |
1 |
| Archaeology of Sofia and the Sofia Region 2015 exhibition |
1 |
| Archaeology of Sofia and the Sofia Region 2017 exhibition |
1 |
| Archaeology of Sofia and the Sofia Region exhibition |
3 |
| archaeology students |
6 |
| Archaeology Travel |
2 |
| ArchaeologyinBulgaria.com |
11 |
| archaeomagnetic dating |
3 |
| archaeometry (archaeological science) |
1 |
| Archaeopolis |
3 |
| Archaic Period |
5 |
| archangel |
1 |
| Archangel Gabriel |
3 |
| Archar |
15 |
| Archar Mayor |
2 |
| Archaritsa River |
1 |
| archers |
2 |
| archery |
3 |
| archimandrite |
2 |
| Archimandrite Simeon |
1 |
| archisynagogos |
1 |
| architect |
11 |
| architecture |
7 |
