What is a city at the mouth of river mersey?

Liverpool is a city at the mouth of the River Mersey in North West England. It is the eighth-largest city in England, with a population of 498,042. Liverpool was the birthplace of the Beatles, and is home to two Premier League football clubs: Liverpool F.C. and Everton F.C. The city is also a UNESCO World Heritage Site, with several notable landmarks including the Albert Dock, Pier Head, and Liverpool Cathedral.