Ein junger Skater-Junge fährt an einem sonnigen Sommertag furchtlos mit seinem Skateboard die Seite einer Rampe in einem Skatepark hinunter. - Stockfoto & -bild

Skateboarder on a grind at sunset at the local skatepark.

Young man doing skateboarding trick outdoor

CALGARY, CANADA - JUN 21, 2015: Athletes have a friendly skateboard competetion. California law requires anyone under the age of 18 to wear a helmet while riding a skateboard.

Skateboarder doing a nose slide trick on a urban scene.

CALGARY, CANADA - JUN 21, 2015: Athletes have a friendly skateboard competetion. California law requires anyone under the age of 18 to wear a helmet while riding a skateboard.

Man in casual clothes holding coffee to go and roller skating outdoors

Full length of young roller skater in formal wear doing trick and jumping from stairs on street

Side view of young businessman in roller skates and helmet jumping from stairs on urban street

Side view of roller skater in shorts and t-shirt riding on asphalt near building outdoors

Full length of roller skater in formal wear and helmet jumping from stairs on urban street

Young roller skater doing trick on city square at daytime

Full length of businessman in helmet and roller skates jumping while doing trick on city street

High angle view of happy couple holding hands, smiling and riding on skateboards

Cheerful interracial friends having fun with shopping cart on ramp in skate park

Full length of man in formal wear and roller skates doing trick near modern building on city street

Man in rollers training while jumping on urban street at daytime

Young man in rollers and casual clothes doing trick in sunlight outdoors

Young businessman in roller skates jumping and holding briefcase on urban street