Crime related:

• https://www.youtube.com/@thisisMONSTERS/
• https://www.youtube.com/@redtreestories/
• https://www.youtube.com/@TruRedCRIMEVAULT/
• https://www.youtube.com/@BeyondEvill/
• https://www.youtube.com/@TheVillains./
• https://www.youtube.com/@StrangerStories/
• https://www.youtube.com/@diretrip/videos

Disaster related:

• https://www.youtube.com/@FascinatingHorror/
• https://www.youtube.com/@PlainlyDifficult/
• https://www.youtube.com/@USCSB/
• https://www.youtube.com/@ScaryInteresting/
• https://www.youtube.com/@DarkRecordsDocs/

Weird medical stories: https://www.youtube.com/@chubbyemu

Interesting economic vids: https://www.youtube.com/coldfusion/

Business and economics: https://www.youtube.com/c/Wendoverproductions/

Geopolitics explainer vids: https://www.youtube.com/@CaspianReport/

Theme park history: https://www.youtube.com/@Defunctland/

Interesting historical themed vids: https://www.youtube.com/@YoreHistory/