Currently, I am collection some Maya tutorials collection. Here is some collection
http://www.techshiny.com/maya-tutorials/
https://www.smashingmagazine.com/2009/08/the-ultimate-collection-of-maya-3d-tutorials/
https://forums.autodesk.com/t5/maya-modeling/awesome-maya-tutorials-collection-and-resource-expert-tips/td-p/7853518
https://www.hongkiat.com/blog/100-maya-3d-tutorials-beginners-intermediate-advanced-users/
https://www.creativebloq.com/3d-tips/maya-tutorials-1232745
https://tutorialspress.com/collection-of-15-best-maya-tutorials-to-create-scenes-and-buildings-techniques-videos.html
http://www.ucreative.com/resources/a-collection-of-30-useful-maya-tutorials/