{"name":"Rainbow Falls","city":"San Francisco, California","canonical_url":"https://gydeinfo.com/san-francisco/places/rainbow-falls/","markdown_url":"https://gydeinfo.com/san-francisco/places/rainbow-falls.md","updated_at":"2026-06-21T18:10:52.421065+00:00","facts":[{"claim":"A podcast episode from the Western Neighborhoods Project focuses on the origins and construction of Rainbow Falls and Prayerbook Cross.","citation":"https://www.outsidelands.org/podcast/WNP429_Prayerbook_Cross","source_title":"Outside Lands Podcast Episode 429: Prayerbook Cross & Rainbow ...","source_type":"manual","allowed_use":"facts_with_citation","retrieved_at":"2026-06-19T14:32:21.793622+00:00","fact_type":"history","as_of":"2021","confidence":0.89},{"claim":"The official Golden Gate Park guide places Rainbow Falls on the north side of JFK Promenade near Transverse Drive.","citation":"https://sfrecpark.org/parks-open-spaces/golden-gate-park-guide/","source_title":"Golden Gate Park 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Transverse Drive.","citation":"https://sfrecpark.org/1116/Golden-Gate-Park-Points-of-Interest","source_title":"Golden Gate Park Points of Interest","source_type":"official","allowed_use":"canonical_data","retrieved_at":"2026-06-19T14:32:20.142108+00:00","fact_type":"location","as_of":"2024","confidence":0.97},{"claim":"According to the official park page, Rainbow Falls was built in 1930 and was originally lit with rainbow-colored lights.","citation":"https://sfrecpark.org/1116/Golden-Gate-Park-Points-of-Interest","source_title":"Golden Gate Park Points of Interest","source_type":"official","allowed_use":"canonical_data","retrieved_at":"2026-06-19T14:32:20.142108+00:00","fact_type":"significance","as_of":"2024","confidence":0.98},{"claim":"The falls were intended as a colorful spectacle for visitors when built in 1930.","citation":"https://sfrecpark.org/1116/Golden-Gate-Park-Points-of-Interest","source_title":"Golden Gate Park Points of 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illuminated the falls is no longer present.","citation":"https://richmondsunsetnews.com/2023/08/04/looking-back-rainbow-falls/","source_title":"‘Looking Back’: Rainbow Falls","source_type":"manual","allowed_use":"facts_with_citation","retrieved_at":"2026-06-19T14:32:18.512880+00:00","fact_type":"anecdote","as_of":"2023","confidence":0.92},{"claim":"Rainbow Falls opened in 1930 with an evening dedication that used multi-hued lights on the waterfall.","citation":"https://www.kqed.org/news/12029872/ever-wonder-why-the-water-at-golden-gate-parks-rainbow-falls-is-bright-green","source_title":"Why Is the Water at Golden Gate Park's Rainbow Falls Bright Green?","source_type":"manual","allowed_use":"facts_with_citation","retrieved_at":"2026-06-19T14:32:17.708061+00:00","fact_type":"history","as_of":"1930","confidence":0.98},{"claim":"The bright green water sometimes seen at Rainbow Falls is caused by an algae 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