2月28日，在巴西里約熱內盧桑巴大道，桑巴舞校的演員參加狂歡節游行。巴西里約熱內盧市長愛德華多·帕埃斯2月28日在里約市長宮將一把象征城市管理權的金鑰匙交給“狂歡節國王”，標志著2025年里約狂歡節正式拉開帷幕。[新華社記者王天聰攝]

Revellers attend the parades of the Rio Carnival 2025 on the Marques De Sapucai Avenue in Rio de Janeiro, Brazil, on Feb. 28, 2025. Rio de Janeiro Mayor Eduardo Paes on Friday handed over a golden key to the "Carnival King" Kaio Mackenzie, marking the official opening of the carnival in the city. (Xinhua/Wang Tiancong)