mysteries of the ancient past

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Across
  1. 2. a piece of information that leads to a solution.
  2. 3. a building with a square base and four sides that are triangles.
  3. 6. A person who studies the way people lived in the past.
  4. 7. a grave, or a special place for the body of a dead person.
  5. 8. the culture of a specific place, time, or group of people.
Down
  1. 1. to place in the ground.
  2. 4. very old.
  3. 5. an object, or the remains of one, that represented a culture.