Took me a while to find the perfect command for finding the biggest directory in the linux terminal. I was looking for something similar to the graphical tools like QDirStat and K4DirStat (Directory Statistics). In windows you can achieve this with windirstat.
Use find:
find . -type d -print0 | xargs -0 du | sort -n | tail -10 | cut -f2 | xargs -I{} du -sh {} (https://superuser.com/questions/9847/linux-utility-for-finding-the-larg…).
Or install ncdu.