<p>Did You Know?<br><br>- In Stacksteads, a village near Bacup, there is an annual event which has to rank among the wackiest in the country's sporting calendar: the Gravy Wrestling competition.<br><br>- According to legend King Arthur's mighty sword Excalibur is lying at the bottom of Lancashire's deepest lake, Martin Mere.<br><br>- In Wigan, Eccles cakes used to be called 'slow walking cakes' because they were offered to mourners at funerals.<b...