An aerial view of the Christ the Redeemer statue as Rio prepares for the 2016 Summer Olympic Games. Matthew Stockman / Getty Images
Delegates hold up signs supporting US first lady Michelle Obama on the first day of the Democratic National Convention in Philadelphia. Robyn Beck / AFP Photo
A helicopter drops fire retardant in the mountains off Placerita Canyon Road in Santa Clarita, California. Frdederic J Brown / AFP Photo
Smoke over Lithi village during a wildfire on Chios island, Greece. Kostas Koyrgias / EPA
Chicago White Sox left fielder Melky Cabrera shows the ball after catching a ball off Chicago Cubs’ Kris Bryant. Charles Rex Arbogast / AP Photo
Crew members of the Portuguese sailing ship Creoula stand in front of a sail as they depart from Lisbon for the Tall Ships race 2016. Patricia de Melo / AFP Photo
Peruvian runners take part in a training session in Huancayo, 376km east of Lima. Ernesto Benavides / AFP Photo
Brazilians play beach volleyball on Copacabana beach, near the Rio 2016 Olympic Games beach volleyball stadium. Mario Tama / Getty Images
A look at the best photos from around the world today.