"Xerxes": HTML5 Crossword

Across

1. Persian name for Persepolis (5)
4. Mother of Xerxes (6)
6. Father of Xerxes (6)
8. Term for the king of Egypt (7)
10. First battle against the Greeks (Darius) (8)
11. Greek naval victory (7)
15. Place of burial for Persian kings (5,1,6)
17. Province that revolted in 486BC (5)
18. Main Persian god (10)
19. Greek ship used in the wars (7)
20. The first naval battle fought (10)

Down

2. Canal cut through Mount (5)
3. A large Persian audience hall (7)
5. The Greek city destroyed by the Persians (6)
7. The major palace complex (10)
9. A bridge of boats across the (10)
12. The mounted section of the army (7)
13. Founder of the Persian empire (5)
14. Elite troop in the Persian army (9)
16. The ruling Persian family (11)