Across
- 2. A 15th-century Inca citadel located on a mountain ridge.
- 3. A series of fortifications built along the historical northern borders of China.
- 6. A colossal statue of Jesus Christ in Rio de Janeiro.
- 11. A massive architectural marvel that has served as a church and mosque.
- 12. A giant stone tomb for a king.
- 13. A huge statue of a Greek god.
- 14. A large ancient amphitheater in Rome.
- 16. Greek temple hill.
Down
- 1. The world's largest coral reef system, a stunning natural wonder.
- 4. A big temple for a goddess.
- 5. An ancient city carved into rock cliffs.
- 7. Circle of big rocks.
- 8. Buried Roman city.
- 9. A white marble mausoleum in Agra, India.
- 10. A beautiful garden hanging in the air.
- 15. Big temple city.
