"Xerxes": HTML5 Crossword

Across

1. Province that revolted in 486BC (5)
4. The mounted section of the army (7)
6. A large Persian audience hall (7)
8. A bridge of boats across the (10)
11. Greek ship used in the wars (7)
14. The first naval battle fought (10)
15. Founder of the Persian empire (5)
16. Persian name for Persepolis (5)
17. Place of burial for Persian kings (5,1,6)
19. Father of Xerxes (6)
20. Greek naval victory (7)

Down

2. Term for the king of Egypt (7)
3. First battle against the Greeks (Darius) (8)
5. Canal cut through Mount (5)
7. The major palace complex (10)
9. The Greek city destroyed by the Persians (6)
10. Elite troop in the Persian army (9)
12. The ruling Persian family (11)
13. Main Persian god (10)
18. Mother of Xerxes (6)