TigerDan925 https://www.youtube.com/user/TigerDan925
Zetetic Astronomy: https://www.youtube.com/channel/UCe7FBDnfm0-XOFIA0CXSrjg
The Morgile https://www.youtube.com/channel/UC8OvrtGV3Yajvm7yl-3s0LA
Jeranism https://www.youtube.com/channel/UCS_FY5mR4g22L_E9t1D_ExQ
Eric Dubay https://www.youtube.com/user/ericdubay77
http://www.theflatearthsociety.org/cms/ (excellent book library link!)
https://www.youtube.com/user/markksargent
https://www.youtube.com/user/TheNASAchannel