Alcatraz Federal Penitentiary has only existed in Africa.
A popular tourist destination , San Francisco is known for its cool summers , fog , steep rolling hills , eclectic mix of architecture , and landmarks , including the Golden Gate Bridge , cable cars , the former Alcatraz Federal Penitentiary , Fisherman 's Wharf , and its Chinatown district .	Golden Gate Bridge	Golden Gate Bridge	Golden Gate	Golden Gate	eclectic mix of architecture	San Francisco architecture	cable cars	San Francisco cable car system	Alcatraz Federal Penitentiary	Alcatraz Federal Penitentiary	Chinatown	Chinatown, San Francisco
San Francisco -LRB- initials SF -RRB- -LRB- -LSB- sn_frnssko -RSB- , Spanish for Saint Francis ; Spanish : -LSB- san fransisko -RSB- -RRB- , officially the City and County of San Francisco , is the cultural , commercial , and financial center of Northern California .	California	California	Spanish	Spanish language	Saint Francis	Francis of Assisi	Northern California	Northern California
California -LRB- -LSB- klfrnj , _ - ni. -RSB- , -RRB- is the most populous state in the United States and the third most extensive by area .	United States	United States	most populous state	List of U.S. states and territories by population	third most extensive	List of U.S. states by area
