Ubuntu: How to find HDD uuid?

# ls /dev/disk/by-uuid/ -alh
total 0
drwxr-xr-x 2 root root  80 Feb  7 08:07 .
drwxr-xr-x 5 root root 100 Feb  7 08:07 ..
lrwxrwxrwx 1 root root  10 Feb  7 08:07 33e05664-3f00-4b8a-a4b4-dbd82e404285 -> ../../sdb1
lrwxrwxrwx 1 root root  10 Feb  7 08:07 aa6dc010-7804-4c5b-bfd1-a68469d9700b -> ../../s