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| Type | Title | Author | Replies | Last updated |
|---|---|---|---|---|
| Article | Ancient Marvels: Ten Amazing Inventions Created Before Their Time | Joanna Gillan | 14 | 4 months 3 weeks ago |
| Forum topic | What happened to the Roanoke Island colonists? | Alicia McDermott | 21 | 1 year 3 weeks ago |