O2 Arena (formerly the Millennium Dome)

The O2 Arena, previously known as the Millennium Dome, is a large entertainment and sporting venue in London. Originally built for the Millennium celebrations in 2000, it features a massive domed roof and hosts concerts, sports events, exhibitions, and conferences. Its versatile design allows for flexible use of the space, attracting international artists and large-scale events. The venue is part of a larger complex that includes shopping, dining, and entertainment options, making it a major hub for leisure and cultural activities in the city. It has become an iconic landmark and symbol of modern London's vibrant entertainment scene.