Keyphrases
20th Century
25%
ALCATRAZ
100%
Alcatraz Island
50%
Building Model
25%
Cold Water Temperature
25%
Cormorant
25%
Cruise
50%
Dining Hall
25%
Diver
25%
Egret
25%
European Spanish
25%
Federal Prison
50%
Ferry
75%
Fisher
25%
Gannet
25%
Golden Gate
50%
Ground Building
25%
Historical Landmarks
25%
Industry Building
50%
Latin American Spanish
25%
Lighthouse
75%
Military
25%
Military Forts
50%
National Park Service
25%
Native American
50%
Natural Features
25%
New Industry
25%
Prison
25%
Pronunciation
50%
Public Protest
25%
Recreation Area
50%
Rock Pools
25%
San Francisco
100%
San Francisco Bay
25%
Seabird Colonies
25%
Small Islands
25%
Strong Current
25%
Tourist Attractions
25%
United States
50%
Urban India
25%
Wardens
25%
Water Tower
25%
West Coast
25%
Western Gull
25%
Wharf
25%
Yard
25%
Social Sciences
Construction Industry
100%
Fortification
100%
Indians
50%
Latin
50%
Model Building
50%
National Parks
50%
Native American Studies
100%
Recreation Area
100%
Spanish
100%
Temperature
50%
Twentieth Century
50%
USA
50%
Earth and Planetary Sciences
Building Industry
100%
California
50%
Cold Water
50%
National Parks
50%
Natural Feature
50%
Rock Pool
50%
United States
100%
Water Temperature
50%
Wharf
50%
INIS
california
9%
colonies
9%
department of interior
9%
dining halls
9%
india
9%
industry
18%
islands
100%
organizing
9%
parks
9%
pools
9%
risks
100%
rocks
9%
san francisco bay
9%
spain
18%
tide
9%
towers
9%
usa
18%
water
18%
west coast
9%