There are no ghosts, no witches. It is a common walk. It is well sheltered because it is cold.
Many people who were sent there have passed away from illnesses and other stuff. You are better off going to it during the day than the night.
Alcatraz was built to break the Spirits of even the most rebellious criminals. Inmates who broke one the prison's many rules would be punished by being sent to what was known as the "strip cell". You can visit and feel it.
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