The DEMO version only includes 4 pages:
http://propensityforcuriosity.com
http://propensityforcuriosity.com/2011/04/i-really-hope-this-is-photoshopped.html
http://propensityforcuriosity.com/2011/03/future-timeline-space-exploration_37.html
http://propensityforcuriosity.com/2011/02/help-us-ken-jennings-youre-our-only.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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