Using htaccess, how to restrict seeing directory contents, but allow server to use the contents?

Question

More specifically, I have an htaccess file that restricts anyone from seeing the directory contents. Such that, nobody can see my 1000s of images in www.example.com/images by us

Answer 1

in .htaccess

Options -Indexes

http://httpd.apache.org/docs/current/mod/core.html#options