The <a href="https://en.wikipedia.org/wiki/Southern_Cross_Expedition" id="mw1Q" rel="mw:WikiLink" title="Southern Cross Expedition">Southern Cross Expedition</a>, the first British venture of the <a href="https://en.wikipedia.org/wiki/Heroic_Age_of_Antarctic_Exploration" id="mw1g" rel="mw:WikiLink" title="Heroic Age of Antarctic Exploration">Heroic Age of Antarctic Exploration</a>, departs from London.