Dinkey Train
... that the tiny Dinkey Train of only a passenger coach and dummy engine went to Mammoth Cave?
... that the tiny <b id="mwFMg"><a class="new" data-mw-i18n='{"title":{"lang":"x-page","key":"red-link-title","params":["Mammoth Cave Railroad"]}}' href="./Mammoth_Cave_Railroad?action=edit&amp;redlink=1" id="mwFMk" rel="mw:WikiLink" title="Mammoth Cave Railroad" typeof="mw:LocalizedAttrs">Dinkey Train</a></b> of only a passenger coach and dummy engine went to <a href="./Mammoth_Cave_National_Park" id="mwFMo" rel="mw:WikiLink" title="Mammoth Cave National Park">Mammoth Cave</a>?