From April 12-14 the eyes of the world will be on Aintree Racecourse for the Grand National festival.Three days of spectacular racing will culminate with the famed Grand National itself, so in a series of special podcasts, the Liverpool Echo has had a look at the magic of the National as well as some amazing stories and moments connected to this legendary race. If you fancy a bet, we've also picked out some horses to put your money on, from rank outsiders to hot favourites. Stick with the Liverpool Echo for the best Grand National coverage.