You can check our pre-built websites to see the types of webiste that Grav CMS can build.
To know how the back-end - where administrators login and mange the site - looks like, please check our demo at http://www.peaceofmindwebsite.com/demo/admin. Please use username "demo" and password "Demo123456" to login.
The front-end of the demo site is http://www.peaceofmindwebsite.com/demo/. The site is reset every 2 hours.