Information for International Ballroom Dancing Championships at Royal Albert Hall, Inner London (Dance or ballet). In the heart of London, at the world's most prominent stage, the world's best Professional Ballroom and Latin American dancers compete with vigour to become International Champions! This highly prestigious and glamorous evening continues to encapsulate the audience, attracting spectators from across the globe to one of London's most elegant occasions. Welcome to the Royal Albert Hall, welcome to the International Dance Festival.