Across
- 6. Mayan ruins in Mexico.
- 9. Toronto's tall landmark.
- 12. Lavish royal palace near Paris.
- 14. Asia's great mountain range.
- 16. Waterway across Central America.
- 17. Easter Island's ancient statues.
- 19. Famous tilted structure in Pisa.
- 20. Island abbey in France.
Down
- 1. World's largest coral reef.
- 2. Parisian art museum.
- 3. Croatian lakes and waterfalls.
- 4. National park in Alberta.
- 5. Iconic statue in Rio.
- 7. Fortress complex in Granada.
- 8. Historic site in Istanbul.
- 10. Geothermal spa in Iceland.
- 11. Historic plaza in Moscow.
- 13. Sacred city for Muslims.
- 15. Picturesque island in Tahiti.
- 18. Madrid's famous museum.