The Yuba County Five

https://www.thehumanexception.com/l/the-yuba-county-5/
https://www.washingtonpost.com/archive/lifestyle/1978/07/06/5-boys-who-never-come-back/f8b30b11-baeb-4351-89f3-26456a76a4fb/
https://www.mentalfloss.com/article/532063/bizarre-hell-disappearance-yuba-county-five
https://www.doenetwork.org/cases/3509dmca.html
https://web.archive.org/web/20180217142025/https://www.newspapers.com/newspage/164905145/
https://www.newspapers.com/clip/13126342/the-los-angeles-times/
https://www.newspapers.com/clip/13126392/the-los-angeles-times/
https://www.newspapers.com/clip/13126398/the-los-angeles-times/
https://cdnc.ucr.edu/cgi-bin/cdnc?a=d&d=DS19780309.2.32&e=-------en--20--1--txt-txIN--------
https://www.thehumanexception.com/l/the-yuba-county-5-revisited/
Staircase Sources:
https://www.irishmirror.ie/news/weird-news/woman-explains-you-should-always-24822311
https://travelila.com/stairs-in-the-woods/
https://www.historicmysteries.com/mysterious-stairs-forests-legends-history/
https://travelermagazine.net/stairs-in-the-woods/