This category is exclusively for Carnivals with their roots in the carnivals and culture of Trinidad and other island states of the Caribbean, however much they have developed into major and vibrant celebrations of multi-cultural Britain.

This category is exclusively for the Carnivals of south west England, which have developed around the memory of Guy Fawkes and Bonfire Night. The largest and oldest appears to be Bridgwater Carnival.

Many towns and communities have Carnival Clubs, who prepare very elaborate floats ("carts") with which they "tour" and compete on well-established carnival circuits; websites for such clubs may be considered for listing in an appropriate locality.

This category is exclusively for Carnivals in the UK which have developed as celebrations of Latin American identity, culture and arts.