Across
- 2. Land almost surrounded by water
- 6. Surname of the prize founder Alfred
- 7. Playwright of Hamlet and Macbeth
- 9. Palace associated with Louis XIV
- 11. Relating to philosopher René Descartes
- 14. Japanese city devastated by atomic bomb in 1945
- 16. Inventor of the movable-type printing press
- 19. U.S. constitutional ban on alcohol (1920–1933)
- 20. Constructed international auxiliary language
- 21. Study of Soviet or Russian political affairs
- 22. Canal connecting the Mediterranean and Red Sea
- 25. Astronomer tried by the Roman Inquisition
- 26. Longest side of a right triangle
- 28. 1215 English charter limiting royal power
- 30. Ancient Egyptian writing system
- 32. Treeless Arctic biome
- 33. Volcano that destroyed Pompeii
- 34. Battle marking Napoleon’s final defeat
- 35. Measurement east or west of the Prime Meridian
- 36. Ancient city later known as Constantinople
- 37. Anti-apartheid leader who became South Africa’s president
- 39. Study of Earth’s crustal plate movement
- 40. Cultural rebirth beginning in 14th-century Europe
Down
- 1. World’s largest hot desert
- 3. Moscow fortress complex and seat of power
- 4. World’s highest mountain above sea level
- 5. Roman city buried by volcanic ash
- 8. Chain or cluster of islands
- 10. Temperature scale used primarily in the U.S.
- 12. Process by which plants convert light into energy
- 13. Tribunal established to suppress heresy
- 15. River Julius Caesar crossed, defying Rome
- 17. Mathematician known for a famous number sequence
- 18. Legal principle requiring a person be brought before a judge
- 23. Astronomer who proposed heliocentrism
- 24. Author of The Prince
- 27. Study of heat and energy transfer
- 29. Greek philosopher sentenced to death by Athens
- 31. Ancient citadel overlooking Athens
- 38. 18th-century intellectual movement valuing reason