Listing All Circles:-
A user can view all their circles from their profile circles page. Depending on the configuration, the circles page will be either a top level page on profile or under friends.
Here is how it looks like.
If it is user’s own profile, they will see the option to edit/delete circles as shown above.
Viewing Circle Members:-
Clicking on a circle name will take you to the single circle page where all member from that circle is listed.