Some online resources for listening to & watching flamenco music:

Canal Sur Radio

Mas Flamenco

Rito y Geografia del Cante

Letras de Flamenco

You’ll find lots of videos here. (If you are looking for a video example of something specific you can do a search by typing “video + …” in the search bar on this site. For example if you are looking for examples of alegrías type “video + alegrías” into the search bar, or if you are looking for examples of Manuel Liñan type “video + Manuel Liñan” etc.)

And, of course, you can find tons of flamenco videos on YouTube, Facebook, Vimeo, etc.