Undaunted: The Forgotten Giants of the Allegheny Observatory
- Tahun: 2012
- Negara: United States of America
- Aliran: Dokumenter
- Studio:
- Kata kunci: aviation, astronomy, observatory
- Direktur: Dan Handley
- Pemeran: Cain Alexander, Kurt Bell, Robert R. Bell, Len Caric, David Conrad
