Christmas Riddle

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Across
  1. 2. First name of Koenig, Vampire Weekend's lead singer
  2. 5. Number of days in a week-long adventure
  3. 8. Mythical winged horse from Greek mythology
  4. 9. of wand wood (magical)
  5. 11. The Red ___ Liverpool FC's nickname
  6. 12. Southern African country with vast desert and wildlife
  7. 14. Desert region in South Africa known for stargazing
  8. 15. Liverpool's Merseyside rival in red
Down
  1. 1. Ancient arrangements of stars in the night sky
  2. 3. Vampire ___ indie band with moody melodies
  3. 4. South Africa's most famous wild cat
  4. 6. Flying hippogriff from Prisoner of Azkaban
  5. 7. High-intensity workout involving pull-ups and barbells
  6. 10. Italian dish with cheese, tomato, and dough
  7. 13. The science of stars and celestial bodies