The DEMO version only includes 4 pages:
http://bacchussundays.net
http://bacchussundays.net/widgets/a3064e9ba636cab85daf89c5fc8541a79ba83daa_ext_iframe.html
http://bacchussundays.net/what-we-do.html
http://bacchussundays.net/where-are-we.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.
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