Worlds End State Park
...that Worlds End State Park in Pennsylvania is sometimes erroneously known as "Whirls End State Park", its official name for seven years?
...that <b id="mwBxE"><a href="./Worlds_End_State_Park" id="mwBxI" rel="mw:WikiLink" title="Worlds End State Park">Worlds End State Park</a></b> (<i id="mwBxM">pictured</i>) in <a href="./Pennsylvania" id="mwBxQ" rel="mw:WikiLink" title="Pennsylvania">Pennsylvania</a> is sometimes erroneously known as "Whirls End State Park", its official name for seven years?