Hi Jazmin, famous Czech youtuber would be Kovy https://www.youtube.com/user/TadyKovy You can try podcasts made by Český Rozhlas (czech broadcast radio), or Česká Televize (czech broadcast tv), or stream.cz which is kind of czech youtube, lot of videos has czech subtitles.

Hello Jazmin I don't know how is your level in Czech. But usually is very hard understand a radio or TV for beginner learner. I was including here links for listening https://www.italki.com/notebook/4290536/entry/851190 https://www.italki.com/notebook/4290536/entry/851497 https://www.italki.com/notebook/4290536/entry/852006

Check out www.slowczech.com as well :-)

Salut Jazmin, I would like to recommend this video https://www.youtube.com/watch?v=vM-0MwQKobQ&t=862s . All of these tips are really practical and useful :-)