Across
- 3. - London's famous clock tower
- 5. - Thai temple statue
- 11. - South Dakota's presidential memorial
- 12. - Volcanic peak in Washington state
- 15. - Enigmatic Egyptian statue
- 17. - African waterfall on the Zambezi River
- 19. - Mysterious circle of standing stones
- 24. - Roman amphitheater for gladiator battles
- 26. - Massive waterfall on the US-Canada border
- 30. - Symbol of freedom in New York Harbor
- 32. - Cambodian temple complex
- 33. - Elvis Presley's Memphis mansion
- 36. - San Francisco's iconic suspension bridge
- 38. - Spanish fortress-palace in Granada
- 39. - Scotland's historic hilltop fortress
- 41. - Mayan pyramid in Mexico
- 44. - Rio de Janeiro's massive Christ statue
- 45. - Iconic Los Angeles hillside letters
- 46. - Toronto's towering landmark
- 47. - Tallest skyscraper in Dubai
- 48. - Spanish royal palace in Madrid
- 49. - Colorful Russian church in Moscow
- 50. - Bavarian fairytale castle
Down
- 1. - South Dakota's presidential sculpture
- 2. - Ancient Chinese defensive structure
- 4. - Iconic Parisian iron structure
- 6. - Australian architectural masterpiece
- 7. - Washington, D.C.'s tribute to a president
- 8. - French island abbey
- 9. - Mythical Greek god's home
- 10. - Roman temple turned church
- 13. - Vermont's historic covered bridge
- 14. - Art Deco skyscraper in NYC
- 16. - Japan's famous volcanic peak
- 18. - Beijing's historic imperial palace
- 20. - Moscow's central square
- 21. - Lavish French royal residence
- 22. - Istanbul's former cathedral
- 23. - Egypt's monumental burial site
- 25. - Ancient Greek citadel in Athens
- 27. - Agra's stunning white marble mausoleum
- 28. - Jordan's historic rock-carved city
- 29. - Rome's ancient arena
- 31. - Arizona's immense natural wonder
- 34. - World's smallest independent state
- 35. - Incan city atop the Andes
- 37. - Rome's stunning Baroque fountain
- 40. - Berlin's neoclassical landmark
- 42. - Greek island with picturesque views
- 43. - New Zealand's Gothic cathedral