Need help creating my first map

Hello, as the title says i need help creating my first map.

Since quarantine is long and i am an very bored guy i decided to create a replica of my home town but every tutorial seems outdated. So, if somebody knows how to create a map in 2020 or there is an tutorial that is not outdated, please tell me. Thank you

 

Update: i aleardy found a tutorial, please do not waste time writing here

 

What's the link for the tutorial?

 

ep 1-https://www.youtube.com/watch?v=TSBQ8fTJSt4
ep 2-https://www.youtube.com/watch?v=PwMiHGFEg0M&t=2349s
ep 3-https://www.youtube.com/watch?v=IJIE9aus3KM&t=19s
ep 4-https://www.youtube.com/watch?v=CpbyReZG5kI&t=371s
ep 4.5-https://www.youtube.com/watch?v=EnuwUuuIA_4
ep 5-https://www.youtube.com/watch?v=weg78qNWODw
ep 6-https://www.youtube.com/watch?v=bpXduwzVNls
ep 7-https://www.youtube.com/watch?v=3gfmbN0VokU
ep 8-https://www.youtube.com/watch?v=8LflftCInnQ
ep 9-https://www.youtube.com/watch?v=RnTViyQtoRI&t=139s
ep 10-https://www.youtube.com/watch?v=I0DNUsRNoqw
ep 11-https://www.youtube.com/watch?v=8DwqPK7IepY
ep 12-https://www.youtube.com/watch?v=ZTubCQ3uo74
ep 13-https://www.youtube.com/watch?v=TbO2C5rWEm4

These youtube videos are not mine

 

Thanks for the help.