It might be fun and fabulous on the outside but the Sydney Mardi Gras always has a serious heart, and this year tackling homophobia in sport was firmly on the agenda.

Recommended reading: Mardi Gras turns a spotlight on the 'politics of celebration' The 37th annual Sydney Gay and Lesbian Mardi Gras Parade was held in Sydney CBD on Saturday night.

More than 10,000 participants frocked up to take part, while some 200,000 spectators lined the parade route along Oxford Street.