What you'll hear inside Alcatraz Island:

• 1
  Main Cell Block

  The Main Cellhouse is the imposing concrete cell block that dominates Alcatraz Island.

• 2
  Comedor

  The Comedor, or Mess Hall, occupies the west wing of Alcatraz's main cell block.

• 3
  Playground

  The Recreation Yard occupies an open-air space west of Block D, adjacent to the dining hall, enclosed by high concrete walls and security fencing overlooking the bay.

• 4
  Warden's House (ruins)

  The Warden's House was the official residence of the federal penitentiary's directors, positioned at the south-eastern end of the main cell block adjacent to Alcatraz lighthouse.

• 5
  Parade Ground

  The Parade Grounds occupy an open area at the southern end of Alcatraz Island, offering panoramic views across San Francisco's skyline.

• 6
  Military Citadel (Ground Floor / Basement)

  The Military Citadel lies beneath Alcatraz's cell block, representing one of the island's oldest structures.

• 7
  Tide Pools

  The tidal pools at Alcatraz are among San Francisco Bay's rare intertidal habitats, supporting over 50 invertebrate species and 80 varieties of seaweed.

• 8
  Alcatraz Lighthouse

  Historic lighthouse next to the ruins of the Warden's House.