9 Tymor
158 Pennod
MegaStructures - Season 2 Episode 11
The island-prison Alcatraz in San Francisco Bay is examined.
- Blwyddyn: 2012
- Gwlad: United States of America
- Genre: Documentary
- Stiwdio: National Geographic
- Allweddair:
- Cyfarwyddwr:
- Cast: