CALGARY, CANADA - JUN 21, 2015: Atleten hebben een vriendelijke skateboardshow in Calgary. Californië wet vereist dat iedereen jonger dan 18 jaar een helm draagt tijdens het rijden op een skateboard.. - Stockfoto’s en -afbeeldingen

Calgary, Canada - Jun 21, 2018: Athletes have a friendly skateboard Show Off in Calgary. California law requires anyone under the age of 18 to wear a helmet while riding a skateboard.

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.

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.

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.

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.

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.

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.

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.

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.

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.

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.

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.

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.

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.

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.

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.

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

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.

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.

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.

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.

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.

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.

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.

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.

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.

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.

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.

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.

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.

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.