ray@ray-Kudu-Pro:~$ sudo ls -al /mnt
[sudo] password for ray: 
total 128
drwxr-xr-x  23 root root  4096 Mar  5 15:06 .
drwxr-xr-x  23 root root  4096 Feb 21 20:05 ..
drwxr-xr-x   2 root root 12288 Feb 11 15:36 bin
drwxr-xr-x   3 root root  4096 Feb 11 15:36 boot
drwxr-xr-x   2 root root  4096 Feb 23  2016 cdrom
drwxr-xr-x   2 root root  4096 Feb 23  2016 dev
drwxr-xr-x 151 root root 12288 Mar  3 15:32 etc
drwxr-xr-x   3 root root  4096 Feb 23  2016 home
lrwxrwxrwx   1 root root    33 Feb 23  2016 initrd.img -> boot/initrd.img-3.13.0-24-generic
drwxr-xr-x  26 root root  4096 Nov 19 17:15 lib
drwxr-xr-x   2 root root  4096 Mar  5 15:06 looksee
drwx------   2 root root 16384 Apr 17  2014 lost+found
drwxr-xr-x   4 root root  4096 Jun 30  2016 media
drwxr-xr-x   2 root root  4096 May 31  2014 mnt
drwxr-xr-x   3 root root  4096 Jul 11  2016 opt
drwxr-xr-x   2 root root  4096 May 31  2014 proc
drwx------  14 root root  4096 Apr  2  2016 root
drwxr-xr-x  24 root root  4096 May 31  2014 run
drwxr-xr-x   2 root root 12288 Feb 11 15:35 sbin
drwxr-xr-x   2 root root  4096 Apr 17  2014 srv
drwxr-xr-x   2 root root  4096 May 31  2014 sys
drwxrwxrwt   4 root root  4096 Mar  3 15:32 tmp
drwxr-xr-x  12 root root  4096 Jun 30  2016 usr
drwxr-xr-x  11 root root  4096 Jun 30  2016 var
lrwxrwxrwx   1 root root    30 Feb 23  2016 vmlinuz -> boot/vmlinuz-3.13.0-24-generic
ray@ray-Kudu-Pro:~$