The DEMO version only includes 4 pages:
http://valpetroniofilmfestival.it
http://valpetroniofilmfestival.it/index_lang-en.html
http://valpetroniofilmfestival.it/index_option-com_content-view-featured-Itemid-101-lang-it.html
http://valpetroniofilmfestival.it/index_option-com_content-view-article-id-3-Itemid-102-lang-it.html

It is possible to download these free files and install them on your server, so you can test how the site works.
Visit https://www.waybackmachinedownloader.com/en/buy-wayback-machine-downloader-recover/ to buy a fully functioning site.
Go back to the index page