Today's best photos: from surfing dogs to Hiroshima's bombing anniversary - in pictures

The World Dog Surfing Championships in full swing in Pacifica, California. AFP
The World Dog Surfing Championships in full swing in Pacifica, California. AFP
US gymnast Simone Biles competes on the balance beam in Hoffman Estates, Illinois. EPA
US gymnast Simone Biles competes on the balance beam in Hoffman Estates, Illinois. EPA
People steer their paddle boards along the Griboedov Canal as part of the annual Fontanka Festival in St Petersburg. AP
People steer their paddle boards along the Griboedov Canal as part of the annual Fontanka Festival in St Petersburg. AP
A newly opened jungle gym called The Yaguaron at Eco Park in San Nicolas, Argentina. AP
A newly opened jungle gym called The Yaguaron at Eco Park in San Nicolas, Argentina. AP
Dancers perform at the Garma Festival in East Arnhem, Australia. Getty Images
Dancers perform at the Garma Festival in East Arnhem, Australia. Getty Images
Martin de la Puente serves in the men's doubles final of the Lexus British Open Wheelchair Tennis Championships in Nottingham, England. Getty Images
Martin de la Puente serves in the men's doubles final of the Lexus British Open Wheelchair Tennis Championships in Nottingham, England. Getty Images
People spreading hot red peppers on a roof to dry to make paste and flakes, in Al Mastumah, Syria. AFP
People spreading hot red peppers on a roof to dry to make paste and flakes, in Al Mastumah, Syria. AFP
A fire fanned by strong winds on the outskirts of Portbou in Spain, near the French border. AFP
A fire fanned by strong winds on the outskirts of Portbou in Spain, near the French border. AFP
A festival in Millas, southern France. AFP
A festival in Millas, southern France. AFP
Switzerland's Janis Lehmann practises for the Mountain Bike Downhill men's elite final. Reuters
Switzerland's Janis Lehmann practises for the Mountain Bike Downhill men's elite final. Reuters
A bonfire is lit to commemorate victims in Hiroshima, Japan, on the eve of the 78th anniversary of the atomic bombing. EPA
A bonfire is lit to commemorate victims in Hiroshima, Japan, on the eve of the 78th anniversary of the atomic bombing. EPA