The DEMO version only includes 4 pages:
http://thehistoryofcomputing.net
http://thehistoryofcomputing.net/embed/episode/id/27298917/height/90/theme/custom/thumbnail/yes/direction/forward/tdest_id/1401926/render-playlist/no/custom-color/fbfbf9_ext_iframe.html
http://thehistoryofcomputing.net/embed/episode/id/27052317/height/90/theme/custom/thumbnail/yes/direction/forward/tdest_id/1401926/render-playlist/no/custom-color/fbfbf9_ext_iframe.html
http://thehistoryofcomputing.net/embed/episode/id/26869728/height/90/theme/custom/thumbnail/yes/direction/forward/tdest_id/1401926/render-playlist/no/custom-color/fbfbf9_ext_iframe.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