San Diego is a costal city in southern California. The city is a popular tourist destination with miles of beaches an museum aplenty. Balboa Park is one of the largest parks in the United Sates and is home to some 15 museums. Balboa Park is also home to the Old Globe Theatre, which is a replica of Shakespeare's Globe Theatre San Diego Zoo (situated in Balboa Park) is perhaps the most famous zoological park in the world and one of the main attractions in San Diego. United Airlines and Delta Airlines operate services from London to San Diego.