23 reviews of Britannia Adelphi Hotel "My great grandfather worked here from a. Photo of Britannia Adelphi Hotel – Liverpool, Merseyside, United Kingdom. Compare prices and find the best deal for the Britannia Adelphi Hotel in Liverpool (England) on KAYAK. Rates from £54. Save up to 35% on Hotels with KAYAK. But Liverpool also served as my base for the summer of 1975, when I toured Britain on a rail…