Across
- 6. This city, built before Aztec rule, may have been abandoned following a volcanic winter from 535-536 CE.
- 9. The second highest mountain in the world.
- 10. This volcano only stopped erupting in 2010 and is located next to a manmade lake of the same name.
- 14. The remains of a Roman resort town buried in the shadow of Mount Vesuvius.
- 15. This complex in Normandy recently turned a thousand years old.
- 17. Also known as Everest.
- 20. This building has served as a church, mosque, and museum and is commonly considered the eighth wonder of the world.
- 22. The largest structure in the world built by living organisms.
- 25. This colorful church was built to celebrate a Russian conquest over the Tatars.
- 26. This Moorish palace in southern Spain means "The Red One" in Arabic.
- 27. 350 different ethnicities call this rainforest home.
- 28. The indigenous Pueblo peoples consider this gorge a holy site.
- 29. Arena built on the ruins of Nero's golden villa.
- 30. Buddhist temple in the Kedu Valley buried under volcanic ash for centuries
- 33. These waterfalls are shared between Brazil and Argentina.
- 35. This Greek temple was severely damaged when a Venetian bomb blew up Ottoman ammunitions inside.
- 36. This 19th Century castle was dedicated to the composer Richard Wagner.
- 41. Designed by Gaudi, this church in Barcelona is still undergoing construction.
- 46. This palace in Karnataka had to be rebuilt from 1897-1912 after the original was destroyed in a fire.
- 47. Actually the name of a bell inside the tower.
- 51. Opened in 1973, this landmark was designed to resemble a ship's sails.
- 52. This fiery orange suspension bridge was once the largest in the world.
- 53. Three-hundred-meter-tall sand dune whose name means "Dead End Marsh."
- 54. Previously known as Ayers Rock; it had its name changed to reflect its important status to Australian Aboriginal peoples.
- 55. This plateau, flanked by the Lion's Head and Devil's Peak mountains, rises six hundred meters in the air
- 57. Despite popular misconception, this cannot be seen from space.
- 58. The only surviving ancient wonder of the world.
- 59. Massive Joseon palace located in Seoul.
- 60. A gift from France to the United States.
- 62. China's first national park, known for its quartz-sandstone pillars used as inspiration for the movie "Avatar."
- 63. Tallest waterfall in the world.
- 64. Designed by Carlos Paez Vilaro, this house now features an onsite restaurant and art gallery.
Down
- 1. The reintroduction of gray wolves to this national park is one of the main examples of the importance of apex predators in ecosystems.
- 2. This volcano's 1886 eruption could be heard from Perth.
- 3. Complex on the Yucatan Peninsula built by the Mayans.
- 4. Pearly presidential palace.
- 5. South Africa's first national park, it is about the size of Wales.
- 7. Known as "The Bay of Descending Dragons" in Vietnamese.
- 8. This "Lost City of the Incas" was more likely a religious center.
- 9. The tallest mountain in Africa and highest free-standing mountain in the world.
- 11. Tallest freestanding structure in the Western Hemisphere.
- 12. Major bazaar in Marrakesh, Morocco.
- 13. Designed by the likes of Michelangelo and Bramante, this is the largest church in the world by interior measure.
- 16. A marble Mughal monument to love.
- 18. Capital of the Malian Empire and a center for learning in the Islamic world.
- 19. Occasionally reflective salt flats in Bolivia.
- 21. This delta may be the remains of the lake Makgadikgadi that dried up at the end of the Holocene.
- 23. Up until 1912, this center of the Chinese nobility was closed to all outsiders.
- 24. This waterfall divides the Zambezi River. Tourists can swim in its "Devil's Pool" at their own risk.
- 31. Also known as the Rainbow Mountains, due to the seven colors that appear across them.
- 32. "The Temple of the Dawn", located in Bangkok.
- 34. Known as "Piopiotahi" in Māori, after a now extinct bird. According to legend, one piopio flew to this fjord to mourn the death of Maui.
- 37. National Park home to "The Great Migration".
- 38. This temple to Ramesses II and his family was relocated in 1968 to prevent flooding.
- 39. Canada's first national park, home to the famous Moraine Lake.
- 40. Twin volcanic peaks in the Caribbean home to five endemic bird species.
- 42. The most widely visited religious site in the world, located in Tokyo.
- 43. National Park in Australia known for its crocs and cave art.
- 44. Moai
- 45. Its use as a radio tower prevented this from being destroyed in 1913.
- 48. The largest religious monument in the world, according to Guinness World Records
- 49. Until 2020, this glacier had maintained an equilibrium of gaining as much ice as it lost.
- 50. A religious statue gazing out over Rio de Janeiro.
- 56. Despite being an active volcano, this has become a symbol of peace.
- 59. Island chain where Darwin developed his theory of evolution.
- 61. Volcano in Vanuatu that serves as the center of the John Frum cult.
