We all thought it sounded ridiculous when someone first seriously presented the idea to us:
https://ericdubay.wordpress.com/2018/07/11/introduction-to-flat-earth/
https://ericdubay.wordpress.com/2018/07/10/the-history-of-flat-earth/
https://ericdubay.wordpress.com/2018/07/08/200-proofs-earth-is-not-a-spinning-ball-english/