alcatraz
alcatraz island
america
american
attraction
attractions
bay
bay area
building
bunker
ca
california
city
coast
exterior
famous
federal
francisco
high
infamous
island
jail
landmark
landscape
mountain
nobody
ocean
old
pacific
penitentiary
prison
protest
reservoir
sailboat
san francisco
sea
sf
sights
sign
sky
tourism
touristic
tower
travel
united states
us
usa
view
water
water tower