| Airbus |
1 |
| Ak Yazala Baba – St. Athanasius Shrine |
2 |
| akce |
3 |
| akinakes |
1 |
| Akkad |
4 |
| Akkadian – Sumerian art |
4 |
| Akkadian Empire |
4 |
| Akra (Acra) Fortress |
5 |
| Aktav Tatars |
5 |
| Al-Hakim II |
2 |
| Al-Masudi |
1 |
| Al-Qaeda |
1 |
| Alabama |
1 |
| alabaster |
2 |
| alabastron |
3 |
| Aladzha Rock Monastery |
6 |
| Alans |
1 |
| Alaric I |
1 |
| Albania |
5 |
| Albanian Orthodox Church |
1 |
| Alberta Alkalay |
1 |
| Albigensianism |
2 |
| Aleksander Bursche |
1 |
| Aleksander Minchev |
2 |
| Aleska |
1 |
| Alesund |
1 |
| Aleutan Islands |
1 |
| Alevi |
1 |
| Alexander Chohadzhiev |
3 |
| Alexander Dubcek |
1 |
| Alexander Fol |
5 |
| Alexander Gorchev |
1 |
| Alexander Harizanov |
1 |
| Alexander Hübner |
1 |
| Alexander Malinov |
6 |
| Alexander Manev |
1 |
| Alexander Menshikov |
6 |
| Alexander Minchev |
6 |
| Alexander Mitushev |
3 |
| Alexander Popov |
1 |
| Alexander Rashenov |
1 |
| Alexander Stanev |
2 |
| Alexander the Great |
23 |
| Alexander Ypsilantis |
1 |
| Alexandra Delova |
1 |
| Alexandra Petrova |
2 |
| Alexandre Baralis |
10 |
| Alexandre Degrand |
1 |
| Alexandria |
3 |
| Alexandroupolis in Anciet Thrace |
1 |
| Alexandrovo |
3 |
| Alexandrovo Mound |
2 |
| Alexandrovo Tomb |
2 |
| Alexey Gotsev |
3 |
| Alfred Nicolas Rambaud |
1 |
| Alhambra Decree |
1 |
| Ali Baba’s treasure |
1 |
| aliens |
4 |
| Allied Bombing of Sofia in World War II |
1 |
| Allied Bombing Raids |
1 |
| Allied Powers |
1 |
| alloy |
2 |
| Almira Roman Villa |
2 |
| Almus |
4 |
| Almus Fortress |
9 |
| alpha |
1 |
| alphabet |
4 |
| Alps |
2 |
| Altamira Cave |
2 |
| altar |
17 |
| altar table |
4 |
| alternative tourism |
3 |
| Alyosha Monument Plovdiv |
2 |
| Amanda Blakeman |
1 |
| amateur archaeologist |
2 |
| Amazonomachy |
1 |
| Amazons |
3 |
| Ambassador's Fund for Cultural Preservation |
1 |
| amber |
5 |
| Amber Road |
1 |
| ambush |
1 |
| America for Bulgaria Foundation |
21 |
| American Research Center in Sofia |
6 |
| Americas |
3 |
| Amerindians |
2 |
| ammonites |
4 |
| ammunition |
1 |
| Amphipolis |
1 |
| Amphiteatrum Serdicense |
1 |
| amphitheater |
10 |
| amphora |
25 |
| amphora seals |
1 |
| amphorae |
15 |
| Amr Al-Azm |
1 |
| Amsterdam |
2 |
| amulet |
18 |
| Ana Popodimitrova |
1 |
| Ana Raduncheva |
6 |
| anaglyph (camaieu) |
1 |
| Anani Yavashov |
2 |
