Travel through 150 years of history in just 2 hours on this London Underground tour! London Underground, also called the Tube, is a transport network—the first of its kind and an icon of London, in fact. The network is divided into 9 travel zones, with zone 1 in central London and 6-9 on the outskirts of the city. On this tour, you'll visit some of the Tube's deepest, oldest, and most famous stations, while learning about its fascinating stories from a friendly and professional guide. You will also explore the abandoned tunnels and buildings of the Tube. Designed to delight history buffs and train enthusiasts, this tour will leave you with newfound respect for the world's first subterranean railway!