world's shortest national railway system
...that although Pope Gregory XVI condemned railroads as "the road to hell," Vatican City includes the world's shortest national railway system?
...that although <a href="./Pope_Gregory_XVI" id="mwCcg" rel="mw:WikiLink" title="Pope Gregory XVI">Pope Gregory XVI</a> condemned <a class="mw-redirect" href="./Railroad" id="mwCck" rel="mw:WikiLink" title="Railroad">railroads</a> as "the road to hell," <a href="./Vatican_City" id="mwCco" rel="mw:WikiLink" title="Vatican City">Vatican City</a> includes the <b id="mwCcs"><a class="mw-redirect" href="./Rail_transport_in_the_Vatican_City" id="mwCcw" rel="mw:WikiLink" title="Rail transport in the Vatican City">world's shortest national railway system</a></b>?