Question: Where was the opening of three's company filmed?

Disambiguated questions and answers:
context: The scenes in the opening credits where the trio are frolicking on a boardwalk and riding bumper-cars was shot at the Santa Monica Pier, prior to the building of a larger amusement park adjacent to the pier. A later opening sequence that was shot when Priscilla Barnes joined the show featured the new threesome and the other cast members riding a zoo tram and looking at various animals around the zoo. Those sequences were filmed at the Los Angeles Zoo in Griffith Park. During the opening credits, the little baby boy in overalls who walks up to Janet while feeding the goats at the zoo, is Jason Ritter, John Ritter's elder son. The exterior shots of the apartment building were filmed at 2912 4th Street in Santa Monica.
question: Where was the opening scene where the trio are frolicking on a boardwalk and riding bumper-cars  of three's company filmed?
short_answers: Santa Monica Pier
wikipage: Three's Company
context: The scenes in the opening credits where the trio are frolicking on a boardwalk and riding bumper-cars was shot at the Santa Monica Pier, prior to the building of a larger amusement park adjacent to the pier. A later opening sequence that was shot when Priscilla Barnes joined the show featured the new threesome and the other cast members riding a zoo tram and looking at various animals around the zoo. Those sequences were filmed at the Los Angeles Zoo in Griffith Park. During the opening credits, the little baby boy in overalls who walks up to Janet while feeding the goats at the zoo, is Jason Ritter, John Ritter's elder son. The exterior shots of the apartment building were filmed at 2912 4th Street in Santa Monica.
question: Where was the opening when Priscilla Barnes joined the show featured the new threesome and the other cast members of three's company filmed?
short_answers: Los Angeles Zoo in Griffith Park
wikipage: Three's Company
context: The scenes in the opening credits where the trio are frolicking on a boardwalk and riding bumper-cars was shot at the Santa Monica Pier, prior to the building of a larger amusement park adjacent to the pier. A later opening sequence that was shot when Priscilla Barnes joined the show featured the new threesome and the other cast members riding a zoo tram and looking at various animals around the zoo. Those sequences were filmed at the Los Angeles Zoo in Griffith Park. During the opening credits, the little baby boy in overalls who walks up to Janet while feeding the goats at the zoo, is Jason Ritter, John Ritter's elder son. The exterior shots of the apartment building were filmed at 2912 4th Street in Santa Monica.
question: Where was the opening of exterior shots of the apartment building in three's company filmed?
short_answers: 2912 4th Street in Santa Monica
wikipage: Three's Company
context: The scenes in the opening credits where the trio are frolicking on a boardwalk and riding bumper-cars was shot at the Santa Monica Pier, prior to the building of a larger amusement park adjacent to the pier. A later opening sequence that was shot when Priscilla Barnes joined the show featured the new threesome and the other cast members riding a zoo tram and looking at various animals around the zoo. Those sequences were filmed at the Los Angeles Zoo in Griffith Park. During the opening credits, the little baby boy in overalls who walks up to Janet while feeding the goats at the zoo, is Jason Ritter, John Ritter's elder son. The exterior shots of the apartment building were filmed at 2912 4th Street in Santa Monica.
question: Where was the boardwalk portion of the earlier Three's Company opening filmed?
short_answers: Santa Monica Pier
wikipage: Three's Company
context: The scenes in the opening credits where the trio are frolicking on a boardwalk and riding bumper-cars was shot at the Santa Monica Pier, prior to the building of a larger amusement park adjacent to the pier. A later opening sequence that was shot when Priscilla Barnes joined the show featured the new threesome and the other cast members riding a zoo tram and looking at various animals around the zoo. Those sequences were filmed at the Los Angeles Zoo in Griffith Park. During the opening credits, the little baby boy in overalls who walks up to Janet while feeding the goats at the zoo, is Jason Ritter, John Ritter's elder son. The exterior shots of the apartment building were filmed at 2912 4th Street in Santa Monica.
question: Where was the zoo portion of the later Three's Company opening filmed?
short_answers: Los Angeles Zoo
Griffith Park
wikipage: Three's Company
context: The scenes in the opening credits where the trio are frolicking on a boardwalk and riding bumper-cars was shot at the Santa Monica Pier, prior to the building of a larger amusement park adjacent to the pier. A later opening sequence that was shot when Priscilla Barnes joined the show featured the new threesome and the other cast members riding a zoo tram and looking at various animals around the zoo. Those sequences were filmed at the Los Angeles Zoo in Griffith Park. During the opening credits, the little baby boy in overalls who walks up to Janet while feeding the goats at the zoo, is Jason Ritter, John Ritter's elder son. The exterior shots of the apartment building were filmed at 2912 4th Street in Santa Monica.
question: Where were the exterior shots of the apartment building in the opening of Three's Company filmed?
short_answers: Santa Monica
2912 4th Street in Santa Monica
wikipage: Three's Company

Long-form answers:
knowledge: content: Terri was born in Longmeadow, Massachusetts,[2] works as a registered nurse, and is portrayed as far less "ditzy" than her predecessors.[3][4] She is written into the story as being Janet and Jack's new (and final) roommate.[5]
wikipage: List of Three's Company characters Terri Alden
long_answer: The original opening scene of Three's Company (the trio are frolicking on a boardwalk and riding bumper-cars) was filmed at Santa Monica Pier. A new opening sequence was shot after Priscilla Barnes had joined the cast as the new roommate, Terri. This was filmed at the Los Angeles Zoo in Griffith Park. The exterior shots of the apartment building in the new opening were shot at 2912 4th Street in Santa Monica.
knowledge: content: Three's Company is an American sitcom television series that aired for eight seasons on ABC from March 15, 1977, to September 18, 1984.
wikipage: Three's Company
long_answer: Three's Company is an American sitcom television series that aired for eight seasons on ABC from March 15, 1977, to September 18, 1984. The scenes in the opening credits where the trio are frolicking on a boardwalk and riding bumper-cars was shot at the Santa Monica Pier, prior to the building of a larger amusement park adjacent to the pier. A later opening sequence that was shot when Priscilla Barnes joined the show featured the new threesome and the other cast members riding a zoo tram and looking at various animals around the zoo and were filmed at the Los Angeles Zoo in Griffith Park. The exterior shots of the apartment building were filmed at 2912 4th Street in Santa Monica.