Attracting upwards of 2 million attendees on each of its five days of celebrations (13-18 February), Rio de Janeiro's Carnival is the biggest in the world – and it’s only growing. In recent years, the celebrations have seen increasing numbers of foreign visitors, with this year’s event being an estimated 8.2 per cent larger than in 2025. While your friends’ Instagram stories might have focused on the more high-octane parties, however, photographer and underground rave expert