Across
- 2. It's 277 miles long and 1 mile deep. (5, 6)
- 3. A 5000 year old Passage Tomb. (9)
- 6. The world's most famous prehistoric monument, perhaps? (10)
- 7. A world famous unfinished landmark. (2, 7, 7)
- 9. Famous gigantic Art Deco statue. (6, 3, 8)
- 11. A sacred symbol of Japan. (5, 4)
- 12. Iconic Egyptian monuments. (3, 8)
- 16. World's tallest building. (4, 7)
- 17. The world's tallest uninterrupted waterfall. (5, 5)
- 18. World famous mausoleum and tribute to a beloved wife. (3, 5)
Down
- 1. A Royal residence. (10, 6)
- 4. A gift of friendship from France in the 1880s. (6, 2, 7)
- 5. Highest palace in the world. (6, 6)
- 8. Ancient city carved in sandstone. (5)
- 10. Originally the entrance gateway to the International Exposition of 1889. (6, 5)
- 13. Australia's most recognizable building. (6, 5, 5)
- 14. One of Canada's most iconic attractions. (7, 5)
- 15. It opened in A.D. 80. (3, 9)
- 16. Famous clock tower. (3, 3)
- 19. Ancient Incan citadel. (5, 6)