Short answers, pulled from the story.
Candlestick Park was located at Candlestick Point on the western shore of San Francisco Bay, in the Hunters Point area of San Francisco, California. The point was named either for the long-billed curlews (called candlestick birds) that once populated the area, or for a pinnacle of rock first noted by the De Anza Expedition in 1781.
The Beatles performed their final full public concert at Candlestick Park on the 29th of August 1966. The 11-song set lasted 33 minutes and was recorded by the band's press officer, Tony Barrow, though the recording has never been officially released.
A magnitude 6.9 earthquake struck on the 17th of October 1989, minutes before Game 3 of the World Series was to begin at Candlestick Park. No one inside the stadium was injured, largely due to a seismic engineering project completed between the 1988 and 1989 seasons, and the World Series was delayed ten days for structural assessments.
The Croix de Candlestick was a pin awarded to fans who stayed through extra-inning night games at Candlestick Park. First issued in 1983 by team marketing director Patrick J. Gallagher, it bore the motto Veni, Vidi, Vixi (I came, I saw, I survived) and was redeemed by presenting a ticket stub at Patrick and Co. Stationery store in San Francisco.
Demolition of Candlestick Park began in November 2014 and was completed on the 24th of September 2015. As of 2019, the site was planned for redevelopment into office space, though an earlier proposal to build a retail and housing development had been suspended in April 2018.
Paul McCartney performed the final concert at Candlestick Park on the 14th of August 2014, drawing 53,477 fans and generating $7,023,107 in revenue. McCartney used footage from Barry Hood's original 1966 Beatles concert film on a big screen during the show.