The prison had its own set of boats that settled the guards and prisoners from the mainland to the island. A similar set of boats pulled barges of water over too, because the island did not have its own water supply.
Alcatraz was designed to hold prisoners who continuously caused trouble at other federal prisons. At 9:40 am on August 11, 1934, the first batch of 137 prisoners arrived at Alcatraz, arriving by railroad from the United States Penitentiary in Leavenworth, Kansas to Santa Venetia, California.
Swimming
Alcatraz cruise. If in San Francisco need to see and very informative.
They were transported by either boat train or ferry, depending on escape risk.
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